A shape preserving representation with an evaluation algorithm of linear complexity

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陶艺泥板成型成果展示英语作文

陶艺泥板成型成果展示英语作文

陶艺泥板成型成果展示英语作文The Enchanting Allure of Clay: A Masterpiece of Form and Texture.In the realm of art, where creativity reigns supreme, clay holds a captivating allure, beckoning artists to mold their visions into tangible masterpieces. Through the transformative power of their hands, they breathe life into inert matter, infusing it with emotion, depth, and boundless possibilities.The art of clay modeling, known as ceramics, has been practiced for millennia, spanning diverse cultures and artistic traditions. From ancient Greek vases adorned with intricate designs to the delicate porcelain sculptures of China, clay has served as a versatile medium for expressing human creativity.In the hands of skilled artisans, clay transforms into an extraordinary canvas upon which they paint theirartistic dreams. The tactile nature of the material allows for an intimate and intuitive connection between the artist and their creation. Fingers dance over the pliable surface, coaxing it into desired forms, while tools becomeextensions of the artist's imagination, shaping andrefining each detail with precision.The process of clay modeling begins with a lump ofmoist clay, a blank slate brimming with potential. Withdeft strokes, the artist kneads and manipulates the material, preparing it for its metamorphosis. As they work, the clay responds to their touch, softening and becoming more malleable under their skilled hands.The artist's vision guides the clay's evolution. They may choose to fashion it into a realistic representation of a human form or an abstract exploration of shapes, textures, and patterns. Each decision, each delicate brushstroke, contributes to the unique character of the final piece.As the clay takes shape, the artist carefully considers its form, ensuring that it conveys their intended messageor aesthetic. They may create smooth, flowing curves that evoke grace and elegance, or angular, geometric shapes that hint at strength and stability. The texture of the clay becomes an integral part of the design, whether it remains smooth and polished or is deliberately roughened or textured to create visual interest.When the desired form is achieved, the clay is left to dry, undergoing a gradual transformation as the moisture evaporates. During this drying process, the clay shrinks and becomes more rigid, preserving the artist's creation in a permanent state.In some cases, additional steps are taken to enhance the clay's durability or aesthetic appeal. The clay may be fired in a kiln at high temperatures, a process known as bisque firing, which hardens and strengthens the material. Glazes, a thin, vitreous coating, may also be applied to the clay surface, creating a glossy or matte finish and adding vibrant colors to the artwork.The finished clay masterpiece is a testament to theartist's skill, patience, and imagination. It is a tangible expression of their creativity, a unique and enduring object that can be admired, contemplated, and cherished for generations to come.In the world of clay modeling, the possibilities are truly boundless. The versatility of the medium allows artists to explore a vast range of artistic styles, from traditional to contemporary, from representational to abstract.Figurative clay sculptures capture the human form with remarkable accuracy, preserving the nuances of expression and movement. Animal sculptures bring the beauty and diversity of the natural world to life, capturing the essence of each creature with intricate detail.Abstract clay sculptures transcend the physical realm, becoming expressions of pure form and texture. They invite viewers to engage with their own imaginations, interpreting the shapes and patterns according to their personal experiences and emotions.Functional clay objects, such as bowls, plates, and vases, combine aesthetic beauty with practical utility. The artist's touch transforms everyday items into works of art, adding a touch of elegance to the mundane.The art of clay modeling is a testament to the enduring power of human creativity. In the hands of skilled artisans, clay becomes a medium for expression, a canvas for imagination, and a lasting legacy of artistic achievement.As we marvel at the beauty and craftsmanship of clay masterpieces, we are reminded of the transformative powerof art. Clay, once a humble material, is elevated to the realm of the extraordinary through the artistry and passion of those who have chosen to work with it.In the words of the renowned ceramicist Bernard Leach, "The beauty of pottery is not only of form and glaze and colour but also of light and shade." May we all appreciate the enchanting allure of clay and continue to be inspiredby the timeless creations it brings forth.。

老时钟英语作文

老时钟英语作文

老时钟英语作文The Old ClockTucked away in the corner of my grandparents' living room, there stood an old grandfather clock that had been with the family for generations. It was a magnificent piece of craftsmanship, with its ornate wooden casing and intricate brass mechanisms that had faithfully kept time for decades. As a child, I would often sit mesmerized, watching the pendulum sway back and forth, its rhythmic ticking providing a soothing backdrop to the hushed conversations and laughter that filled the room.To me, this clock was more than just a timepiece it was a living, breathing connection to my family's history. I remember the stories my grandparents would share, recounting how the clock had been passed down from one generation to the next, each family member leaving their own unique mark on its weathered surface. The small scratches and dents, the faded varnish, and the slightly off-kilter tilt of the case all spoke to the generations of hands that had lovingly cared for it over the years.As I grew older, the clock became a constant in my life, a reassuring presence that anchored me to the familiar comforts of home. Every time I visited my grandparents, I would make a beeline for the clock, running my fingers over the smooth wood and listening intently as it chimed the hour. The deep, resonant tones would fill the air, and I would close my eyes, transported back to my childhood, when the world seemed simpler and the future was an open book.But the clock was more than just a sentimental relic it was a testament to the enduring power of tradition and the importance of preserving our past. As the years passed and the world around us changed at a dizzying pace, the clock remained a steadfast reminder of the timeless values that had sustained my family for generations. It was a symbol of stability, a physical embodiment of the continuity that binds us to our ancestors and the generations yet to come.And so, as I grew older and began to forge my own path in the world, the old clock became a touchstone, a source of comfort and inspiration in times of uncertainty. Whenever I felt lost or adrift, I would return to my grandparents' home and sit in front of the clock, letting its steady ticking ground me in the present moment. In those quiet moments, I would reflect on the lessons of the past, drawing strength and wisdom from the stories that the clock had witnessed over the decades.In many ways, the old clock became a metaphor for my own life a physical representation of the ebb and flow of time, the cycles of growth and change that shape our experiences. Just as the clock's mechanisms had weathered the passage of time, so too had my own life been shaped by the ups and downs, the triumphs and challenges that come with living.And as I stood before the clock, watching its hands sweep around the face, I couldn't help but wonder about the stories it could tell if only it could speak. What tales of joy and sorrow, of love and loss, of triumph and tragedy had it witnessed over the years? What insights into the human experience could it offer, if only we had the ears to listen?These were the questions that kept me captivated by the old clock, endlessly fascinated by the rich tapestry of history and emotion that it represented. And as I grew older, I came to appreciate the clock not just as a functional timepiece, but as a powerful symbol of the enduring human spirit the ability to find meaning and beauty in the simple, everyday things that surround us.In a world that often moves at a breakneck pace, the old clock served as a gentle reminder to slow down, to savor the present moment, and to connect with the timeless traditions that give our lives depthand meaning. It was a testament to the power of nostalgia and the importance of honoring our roots, of cherishing the stories and memories that make us who we are.And so, as I look back on my time with the old clock, I am filled with a deep sense of gratitude and reverence. It was more than just a piece of furniture it was a living, breathing connection to my family's past, a tangible link to the generations that had come before me. And in its steady, unwavering rhythm, I found solace, inspiration, and a renewed appreciation for the beauty and complexity of the human experience.。

陈为博士

陈为博士

陈为博士浙江大学CAD&CG国家重点实验室310058, 杭州,中国电话: 0086-571-88206681-522传真: 0086-571-88206680电邮: chenwei@ shearwarp@主页: /home/chenwei陈为,1976年生,博士,副教授,IEEE会员。

1996年本科毕业于浙江大学应用数学系,2000年6月至2002年6月在德国Fraunhofer图形研究所攻读联合培养博士,2002年9月进入浙江大学CAD&CG国家重点实验室工作,2004年12月晋升副教授,2009年12月晋升教授。

2006年7月至2008年9月受浙江大学新星计划资助,在美国普渡大学从事访问研究。

已(含合作)培养博士研究生5名,硕士研究生12名,主持国家973项目子课题两项、863高科技项目一项,国家自然科学基金面上项目和浙江省自然科学基金各两项。

研究兴趣包括科学计算可视化和可视分析,在IEEE Transactions on Visualization and Computer Graphics, IEEE Visualization, Eurographics, EuroVis, CVIU, ACM I3D, Pacific graphics, Computer-Aided Design, IEEE CG&A, The Visual Computer, Journal of Computer Animation and Virtual Worlds,ACM VRST等国际重要期刊和会议发表和录用论文三十余篇,被国际论文他引100余次;在国内的重要期刊计算机科学与技术学报(JCST)、软件学报、计算机学报、计算机辅助设计与图形学学报等发表论文二十余篇;SCI和EI索引各30余次;合著出版教材1部,已经再版三次,版权输出到台湾地区;译著1部。

.担任《计算机辅助设计与图形学学报》编委,受邀担任国际著名学术会议程序委员会委员多次(IEEE Visualization, Pacific Graphics, CGI, Pacific Vis,CGIM等),以及ACM SIGGRAPH, IEEE Visualization, Eurographics, C&G, IEEE Transactions on Image Processing, Pacific Graphic, MICCAI等著名国际杂志和会议审稿人。

文化认同感英语

文化认同感英语

文化认同感英语Cultural IdentityIn today's increasingly globalized world, the concept of cultural identity has become a subject of great importance and complexity. As individuals and societies navigate the challenges of cultural exchange and integration, the need to understand and affirm one's cultural identity has become a pressing concern. This essay will explore the multifaceted nature of cultural identity, its significance, and the factors that shape it.At the heart of cultural identity is the sense of belonging to a particular group or community that shares a common set of values, traditions, and beliefs. This shared heritage provides individuals with a sense of rootedness, a foundation upon which they can build their personal and social identities. Culture encompasses a wide range of elements, including language, art, music, cuisine, and social customs, all of which contribute to the unique character of a particular group.One of the primary factors that shape cultural identity is geography. The physical environment in which a group of people lives, with its unique landscapes, climate, and natural resources, often influencesthe development of their cultural practices and traditions. This is particularly evident in indigenous communities, where the relationship between the land and the people is deeply intertwined.In addition to geography, historical experiences also play a significant role in shaping cultural identity. The shared narratives, struggles, and triumphs of a group over time contribute to the formation of a collective consciousness and a sense of shared destiny. These historical events can range from wars and migrations to religious and political movements, all of which leave an indelible mark on the cultural identity of a people.Language is another crucial component of cultural identity. It is not merely a means of communication but a reflection of a group's worldview, values, and ways of thinking. The preservation and transmission of a language across generations are often seen as a vital aspect of maintaining cultural continuity and distinctiveness.In the context of globalization, the challenge of preserving and affirming cultural identity has become even more pressing. The increasing interconnectedness of the world, facilitated by technological advancements and the free flow of information, has led to a greater exposure to diverse cultures. While this exposure can be enriching and can foster cross-cultural understanding, it can also pose a threat to the uniqueness and integrity of individual culturalidentities.In response to this challenge, many individuals and communities have actively sought to reinforce and celebrate their cultural identity. This can take various forms, such as the revitalization of traditional practices, the promotion of cultural education, and the creation of spaces for cultural expression and exchange. These efforts not only serve to preserve the unique characteristics of a culture but also to empower individuals and communities to assert their place in an increasingly globalized world.Moreover, the affirmation of cultural identity can have profound social and political implications. It can be a source of collective empowerment, enabling marginalized groups to challenge dominant narratives and assert their rightful place in society. Cultural identity can also be a catalyst for social and political change, as individuals and communities mobilize to protect their rights, preserve their heritage, and advocate for greater representation and inclusion.At the same time, it is important to recognize that cultural identity is not a static or monolithic concept. It is a dynamic and evolving process, shaped by the constant interplay between tradition and innovation, local and global influences, and individual and collective experiences. The ability to adapt and evolve while maintaining a sense of cultural continuity is a hallmark of resilient and vibrantcultures.In conclusion, cultural identity is a complex and multifaceted concept that lies at the heart of individual and collective experiences. It is a powerful force that shapes our perceptions, values, and ways of engaging with the world. As we navigate the challenges of globalization, the affirmation and preservation of cultural identity have become increasingly crucial, not only for the sake of preserving diversity but also for empowering individuals and communities to assert their rightful place in an increasingly interconnected world.。

音乐与生活英语作文高中

音乐与生活英语作文高中

音乐与生活英语作文高中Music and LifeIntroduction:Music has always been an integral part of human life, playing a significant role in shaping cultures, traditions, and individual experiences. From ancient times to the modern era, music has been a constant companion, reflecting the emotions, beliefs, and aspirations of people across the globe. Its influence on daily life is undeniable, as it has the power to evoke memories, inspire creativity, and bring people together. In this essay, we will delve into the relationship between music and life, exploring its historical background, diverse perspectives, and its impact on individuals and society.Historical Background and Development:The history of music dates back to prehistoric times, where early humans used rudimentary instruments and vocal sounds to communicate, express emotions, and celebrate rituals. Over the centuries, music evolved alongside human civilization, with different cultures developing their unique musical traditions and styles. From classical compositions to folk melodies, from jazz to rock and roll, music has continuously transformed, reflecting the social, political, and technological changes of each era. The invention of musical instruments, the emergence of recording technology, and the globalization of music through digital platforms have all contributed to the development of music as an essential aspect of human life.Different Perspectives and Opinions:The relationship between music and life is a topic that elicits a wide range of perspectives and opinions. Some argue that music is a universal language that transcends barriers, bringing people from diverse backgrounds together through shared emotions and experiences. Others believe that music is a reflection of society, with its lyrics and melodies serving as a mirror to the joys, struggles, and aspirations of individuals and communities. However, there are also those whocriticize the influence of certain music genres, citing concerns about explicit content, negative stereotypes, and the glorification of violence or substance abuse. Despite these varied viewpoints, it is evident that music holds asignificant place in the hearts and minds of people worldwide.Case Studies and Examples:To illustrate the impact of music on life, we can look at specific casestudies and examples from different cultural contexts. For instance, the role of traditional music in indigenous communities, where songs and dances are integralto rituals, storytelling, and preserving cultural heritage. In urban settings, music festivals and concerts serve as platforms for artistic expression, entertainment, and social interaction, bringing together people of all ages and backgrounds. Moreover, the use of music therapy in healthcare settings has shown positive outcomes in improving mental health, reducing stress, and enhancingoverall well-being. These examples highlight the multifaceted nature of music and its ability to enrich and enliven various aspects of life.Critical Evaluation:While the influence of music on life is predominantly positive, it isessential to acknowledge the potential drawbacks and challenges associated withits pervasive presence. The commercialization of music, for instance, has led to concerns about the prioritization of profit over artistic integrity, resulting ina homogenization of musical content and the marginalization of independent artists. Furthermore, the digital age has brought about issues related to copyright infringement, piracy, and the devaluation of music as a form of intellectual property. Additionally, the accessibility of explicit or violent content incertain music genres raises questions about its impact on impressionable audiences, particularly young listeners. These critical evaluations call for a balanced approach in understanding the complexities of music's role in contemporary life.Future Implications and Recommendations:Looking ahead, it is crucial to consider the future implications of the relationship between music and life. As technology continues to shape the way wecreate, consume, and share music, there is a need for ethical considerations regarding the representation and distribution of diverse musical voices. Education and awareness programs can play a vital role in promoting music literacy,fostering an appreciation for different genres, and empowering individuals to make informed choices about the music they engage with. Furthermore, the support oflocal and independent musicians, as well as initiatives to preserve traditional musical heritage, can contribute to a more inclusive and vibrant musical landscape. By recognizing the intrinsic value of music in enhancing the human experience, we can strive to cultivate a harmonious coexistence between music and life in the years to come.In conclusion, the intersection of music and life is a rich and dynamic tapestry that weaves through the fabric of human existence. Its historical significance, diverse perspectives, and multifaceted impact underscore theprofound connection between music and the human experience. By critically evaluating its benefits and drawbacks, and considering future implications, we can nurture a symbiotic relationship between music and life that celebrates creativity, fosters empathy, and enriches the tapestry of human existence.。

alpha_shape法

alpha_shape法

alpha_shape法英文回答:Alpha shapes are a generalization of convex hulls that allow for the representation of complex shapes with holes and concavities. They are constructed by computing the Delaunay triangulation of a set of points and then removing all simplices (triangles or higher-dimensional analogues) that do not satisfy a certain criterion. The most common criterion is the alpha-shape criterion, which states that a simplex is removed if its circumradius is greater than alpha, where alpha is a parameter that controls the detail of the resulting shape.Alpha shapes have a number of advantages over convex hulls. First, they can represent shapes with holes and concavities, which is not possible with convex hulls. Second, they are more robust to noise and outliers, as they do not require all points to be on the boundary of the shape. Third, they can be computed efficiently using theDelaunay triangulation, which is a well-known and widely used algorithm.Alpha shapes have been used in a variety of applications, including image processing, computer graphics, and computational geometry. In image processing, they canbe used to segment objects, extract features, and denoise images. In computer graphics, they can be used to generate realistic models of natural objects, such as trees and mountains. In computational geometry, they can be used to solve a variety of problems, such as finding the closest point between two sets of points and computing the volumeof a convex polytope.中文回答:α 形是一个凸包的泛化,它允许表示具有孔洞和凹陷的复杂形状。

描写高个外貌的作文英语

描写高个外貌的作文英语

In the tapestry of human diversity,physical attributes often serve as the first brushstrokes that paint an individuals image in the minds of others.Among these,height stands out as a prominent feature,shaping first impressions and,at times,influencing social interactions.This narrative seeks to delve into the experiences of individuals who are tall, exploring the unique perspectives they bring to the world and the distinctive challenges they face.Tall individuals,often towering over their peers,are frequently the subject of both admiration and curiosity.Their stature can be a source of pride,as it is often associated with strength,confidence,and a commanding presence.For instance,take the case of Alex,a young man who,at the age of21,stands at an impressive65.His height has been a defining characteristic since his teenage years,setting him apart in a crowd and often leading to him being the center of attention at social gatherings.Alexs height has been both a blessing and a curse.On one hand,it has given him an air of authority and has been an asset in his chosen sport of basketball,where he is a formidable presence on the court.His long limbs and reach allow him to dominate in defense and effortlessly score points, earning him the respect and admiration of his teammates and opponents alike.However,being tall also comes with its own set of challenges.Alex often finds himself bumping his head on low door frames or struggling to find clothing that fits his frame comfortably.Public transportation,with its limited space,can be particularly uncomfortable for him,as he is oftenforced to hunch over to avoid hitting his head on the overhead handrails.Moreover,societal expectations can place additional pressure on tall individuals.They are sometimes expected to be more outgoing,assertive, or even intimidating,which may not align with their true personalities.For Alex,this has led to moments of selfconsciousness,as he has had to navigate the delicate balance between embracing his height and not letting it define him.In the professional world,height can also play a role in how individuals are perceived.Studies have shown that taller people are often seen as more competent and are more likely to be promoted to leadership positions. This phenomenon,known as heightism,can be both advantageous and disheartening for those who are tall,as it suggests that their physical stature may influence their career trajectory more than their skills or qualifications.Despite these challenges,many tall individuals,like Alex,learn to embrace their height and use it to their advantage.They develop a sense of humor about their stature,often poking fun at themselves and using their height as an icebreaker in social situations.This ability to laugh at oneself can be a powerful tool in building connections and disarming any potential awkwardness that their height might cause.Furthermore,tall individuals often possess a unique perspective on the world,quite literally.Their elevated vantage point allows them to see things from a different angle,both literally and metaphorically.This canlead to innovative thinking and a broader understanding of the world around them.In conclusion,being tall is a multifaceted experience that encompasses both advantages and disadvantages.It shapes an individuals interactions with the world in various ways,from the physical challenges of navigating spaces not designed for their height to the social and professional implications of being perceived as a commanding presence.By embracing their stature and using it to their advantage,tall individuals like Alex can turn what might be seen as a disadvantage into a unique strength.。

用英语介绍新疆馕的作文

用英语介绍新疆馕的作文

用英语介绍新疆馕的作文Xinjiang, a vast and captivating region in the far west of China, is renowned for its rich cultural heritage and diverse culinary traditions. One of the most iconic and beloved elements of Xinjiang's gastronomic landscape is the delectable nang, a type of flatbread that has been a staple in the lives of the local people for centuries. This essay aims to explore the fascinating history, unique characteristics, and cultural significance of the Xinjiang nang, providing an in-depth introduction to this beloved delicacy.The origins of the Xinjiang nang can be traced back to the ancient Silk Road, the vast network of trade routes that connected the East and the West. As caravans of merchants, travelers, and nomads traversed the rugged terrain of Xinjiang, they brought with them a diverse array of culinary influences, which gradually blended and evolved into the distinct flavors and techniques that define the Xinjiang nang today. The nang's roots can be found in the traditional flatbreads of Central Asia, such as the tandoor-baked nan of Uzbekistan and the lavash of Armenia, but it has developed its own unique identity over the centuries.At its core, the Xinjiang nang is a simple yet delicious staple, made from a combination of flour, water, salt, and sometimes a leavening agent. The dough is kneaded and then flattened into a round, disc-like shape, before being carefully placed onto the inner walls of a traditional clay oven, known as a tanur. The intense heat of the tanur, which can reach temperatures of up to 500 degrees Celsius, transforms the nang into a crisp, golden-brown masterpiece, infused with the smoky flavors of the wood-fired oven.One of the most distinctive features of the Xinjiang nang is its intricate and ornate designs, which are carefully etched into the surface of the bread using a sharp tool. These patterns, which can range from intricate floral motifs to geometric shapes and symbols, not only add visual appeal to the nang but also serve a practical purpose. The intricate designs help to ensure that the bread cooks evenly, with the indentations and grooves allowing the hot air to circulate more efficiently within the tanur.The process of making the Xinjiang nang is a true art form, requiring a skilled hand and years of experience. The nang-makers, known as nangchi, are revered within the local community for their expertise and dedication to their craft. They must carefully monitor the temperature of the tanur, adjusting the position of the nang as it bakes to ensure an even and consistent result. The nangchi also playa crucial role in preserving the traditional techniques and recipes that have been passed down through generations, ensuring that the Xinjiang nang remains a beloved and enduring part of the region's culinary heritage.Beyond its delicious taste and intricate design, the Xinjiang nang holds immense cultural significance for the people of the region. It is a central component of many social and religious gatherings, from weddings and festivals to daily meals and tea ceremonies. The nang is often presented as a symbol of hospitality and goodwill, with hosts offering freshly baked loaves to their guests as a sign of welcome and respect.In addition to its cultural importance, the Xinjiang nang also plays a vital role in the local economy. The production and sale of nang provide livelihood opportunities for countless families, with nang-makers and vendors found in every corner of the region. The nang has also become a beloved export, with Xinjiang's unique flatbreads gaining popularity around the world and becoming a source of pride and cultural representation for the people of the region.Despite the challenges posed by modernization and the influx of globalized food trends, the Xinjiang nang has remained a steadfast and cherished part of the region's culinary landscape. Local communities have worked tirelessly to preserve the traditionalmethods of nang-making, ensuring that this iconic bread continues to be a vital part of the Xinjiang way of life.In conclusion, the Xinjiang nang is a remarkable and multifaceted culinary treasure that embodies the rich cultural heritage and resilience of the Xinjiang region. From its ancient origins to its enduring significance in the lives of the local people, the Xinjiang nang stands as a testament to the power of tradition, innovation, and the human spirit. As the world continues to explore and appreciate the diverse culinary wonders of our planet, the Xinjiang nang remains a shining example of the enduring beauty and significance of regional cuisine.。

最后的晚餐 英语介绍

最后的晚餐 英语介绍

The Story and Legacy of Leonardo da Vinci's "The Last Supper" Leonardo da Vinci's "The Last Supper" is one of the most renowned and studied works of art in history. Painted between 1495 and 1498 in the Convent of Santa Maria delle Grazie in Milan, this masterpiece has captivated audiences for centuries with its intricate composition, profound symbolism, and remarkable artistry.Historical Context and CreationCommission and Setting"The Last Supper" was commissioned by Ludovico Sforza, the Duke of Milan, as part of a renovation project for the convent's refectory. The painting was intended to serve as a focal point for the monks during their meals, reminding them of the spiritual significance of the Eucharist.Leonardo's TechniqueLeonardo chose to use a technique that differed from traditional fresco painting. Instead of applying water-based paint to wet plaster, he used tempera and oil paints on a dry wall. This allowed him greater flexibility and time to achieve the detailed expressions and nuances he desired. However, this method made the painting more susceptible to deterioration over time.Depiction and SymbolismCompositionThe painting captures the moment immediately after Jesus announces that one of his disciples will betray him. The reactions of the twelve apostles are depicted with dynamic and expressive gestures, each conveying a range of emotions from shock and disbelief to sadness and anger.Symbolic Elements- Jesus: Positioned at the center, Jesus forms a triangular shape, symbolizing the Holy Trinity. His calm demeanor contrasts with the chaos around him.- Apostles: Arranged in groups of three, the apostles' varied responses emphasize their individual personalities and roles within the narrative.- Judas: Unlike the other apostles, Judas is depicted with his face in shadow, clutching a small bag symbolizing the silver he received for betraying Jesus.- Perspective: Leonardo's use of linear perspective draws the viewer's eye to the vanishing point behind Jesus' head, emphasizing his central role.Deterioration and RestorationEarly DamageDue to Leonardo's experimental technique and environmental factors, "The Last Supper" began to deteriorate soon after its completion. Humidity, temperature fluctuations, and later, wartime damage, all contributed to its fragile state.Restoration EffortsOver the centuries, multiple restoration attempts have been made, with varying degrees of success. The most significant restoration occurred between 1978 and 1999, where conservators painstakingly removed layers of overpainting and grime to reveal as much of Leonardo's original work as possible. This controversial restoration sparked debates about the balance between preserving and altering historical artworks.Legacy and InfluenceArtistic Impact"The Last Supper" has profoundly influenced the art world. Leonardo's innovative composition, use of perspective, and detailed characterizations set a new standard for narrative painting. Artists throughout the Renaissance and beyond have drawn inspiration from his techniques and themes.Cultural SignificanceThe painting's cultural impact extends beyond art. It has become a symbol of Christian faith, representing themes of sacrifice, betrayal, and redemption. Its imagery is often referenced in literature, film, and popular culture, solidifying its place in the collective imagination.Modern ReceptionToday, "The Last Supper" continues to attract millions of visitors each year. Its enduring appeal lies in its combination of technical mastery and profound storytelling. As an iconic representation of a pivotal moment in Christian history, it remains a testament to Leonardo da Vinci's genius and the timeless power of art.---Word Document Formatting Steps:1. Open Microsoft Word.2. Select "Home" from the top menu.3. Set the font to "Times New Roman" and the font size to "12".4. Center-align the title "The Story and Legacy of Leonardo da Vinci's 'The Last Supper'" and set the font size to "16" in bold.5. Insert appropriate headings for each section (e.g., "Historical Context and Creation", "Depiction and Symbolism", etc.) and set them to "14" in bold.6. Justify-align the main text for a clean, professional appearance.7. Use 1.5 line spacing for better readability.8. Ensure there is a space between each section.9. Save the document as "The Story and Legacy of The Last Supper.docx".This formatting will provide a well-organized and professionally presented document about the history and legacy of Leonardo da Vinci's "The Last Supper".。

小学上册第3次英语第2单元真题试卷(有答案)

小学上册第3次英语第2单元真题试卷(有答案)

小学上册英语第2单元真题试卷(有答案)英语试题一、综合题(本题有100小题,每小题1分,共100分.每小题不选、错误,均不给分)1.I enjoy playing ________ (棋类) with my friends.2.What is the primary function of the heart?A. To digest foodB. To pump bloodC. To filter wasteD. To provide energy答案:B.To pump blood3.Vines can _____ (攀爬) up walls.4.The lizard is sunbathing on the ______ (岩石). It looks very ______ (放松).5.The ________ (cello) is a musical instrument.6.What do you call a baby kangaroo?A. JoeyB. CalfC. CubD. Pup答案: A7.What do we call the first meal of the day?A. LunchB. DinnerC. SnackD. Breakfast答案:D8.__________ is a measure of how much mass is in a given volume.9.The cat is ___ (curious).10.What do you call the person who flies an airplane?A. PilotB. DriverC. CaptainD. Sailor答案:A11.My friend has a ______ dog. (我的朋友有一只______狗。

)12. A reaction that produces a solid is called a ______ reaction.13.I like to _____ (制作) crafts.14. A galileo thermometer measures temperature with ______ (bubbles).15.Which direction does the sun rise?A. NorthB. SouthC. EastD. West答案:c16. to play with her toy _____ (车). She love17.The __________ is a region known for its heat and dryness.18.The chemical equation shows the reactants on the ______ side.19.I want to _____ (see/watch) a movie tonight.20.An exothermic reaction releases heat into the ______.21.The capital of the Bahamas is __________.22.My dad works in an _____ building. (office)23. A _____ (章鱼) can change its shape to fit through tight spaces.24.He is a _____ (程序员) who writes code.25. A ________ is a place where people live and work.26.I like to go ________ (游泳) in the ocean.27.In a ______ change, the substance's identity does not change.28. A chemical reaction can involve the transformation of _____.29. A __________ is a young frog.30.She has a ___ (brother/sister) and a dog.31.What is the capital of Kyrgyzstan?A. BishkekB. AlmatyC. DushanbeD. Tashkent答案: A. Bishkek32. A rabbit's foot is considered a ______ (好运) charm.33.The ____ has a powerful sense of smell and is often used for hunting.34.n Tea Party happened in _____ (1773). The Bost35.The __________ (生态平衡) is vital for health.36.The _____ (cactus) grows in the desert.37.The bat can fly _______ at night.38.The _____ (balloon/kite) is flying.39.Rocks can be classified based on their ______ properties.40.The mountains are _____ (tall/short) and beautiful.41.The sky is _____ and clear. (blue)42.The __________ (历史的研究方法) rely on evidence.43.The __________ (气象) often changes quickly.44.n Wall was built to divide _______ Germany. (东) The Blac45.Physical changes can often be ______ back.46.I need to ___ (finish/start) my book.47.She is very ________.48.The movie was very ______ (funny).49. A __________ is formed when water collects in a low-lying area.50.How many continents are there on Earth?A. FiveB. SixC. SevenD. Eight答案:C51. A combustion reaction is one that involves ______ and produces heat.52.I like to ________ with my friends.53.I like to play with my ________ when it's sunny outside.54.stakeholder meeting) engages key players in discussions. The ____55.What is the capital of Kiribati?A. TarawaB. KiritimatiC. AbemamaD. Butaritari答案:a56.I have a dream to travel to ______ (国外) and experience new places and cultures. It would be an adventure!57.The chemical formula for ethyl alcohol is _____.58.How many planets are known as the inner planets?A. 2B. 4C. 6D. 8答案:B59.We have a ______ (大) library in town.60.The __________ (历史的回声) resonates through time.61.The ____ is known for its colorful feathers and can mimic sounds.62.What do you call the study of the human body?A. AnatomyB. PhysiologyC. BiologyD. Medicine答案: A63.The stars are _______ in the night sky.64.The pizza has _______ (pepperoni) on it.65.She is a great ___. (singer)66. A ______ is a geological feature that rises abruptly.67.My dad is a fantastic __________ (模范) for our family.68.She is planting flowers in the ___. (ground)69.We have a ______ of books in the library. (collection)70. A __________ can often be seen perched on a branch.71.The first known civilization in India was the ______ (印度河流域文明).72.The __________ (文化遗产) is worth preserving.73. A ______ is a visual representation of a chemical equation.74.snorkeling) allows you to explore underwater ecosystems. The ____75.We need to _____ (clean) the room.76.ohs ruled _______ for thousands of years. (埃及) The Phar77.Chemical reactions can occur in solutions, gases, and ______.78.I love to _______ (绘画) landscapes.79.The capital of Papua New Guinea is _______.80.I want to _____ (fly/ride) a kite.81.The bat flies at ____.82.I enjoy making ______ (卡片) for my family and friends on special occasions.83.What type of animal is a salmon?A. FishB. BirdC. MammalD. Reptile答案:A84.My dad is a skilled __________ (木匠).85.What is the name of the famous American poet known for "The Road Not Taken"?A. Robert FrostB. Emily DickinsonC. Walt WhitmanD. Langston Hughes答案: A86.What is the capital of South Africa?A. Cape TownB. PretoriaC. BloemfonteinD. Johannesburg答案:b87.The ________ (世界地图) shows all countries.88.The chemical formula for ammonium phosphate is ______.89.The ________ (农业可持续性指标) guide practices.90.The first successful organ transplant occurred in ________.91. A chemical that changes color in the presence of an acid is called a ______.92.Which animal is known for being very slow?A. RabbitB. TurtleC. CheetahD. Kangaroo答案:B93.She wears a ___ (dress).94.The ________ was a time of great artistic and scientific advancement in Europe.95. A chemical reaction can change the physical and chemical ______ of substances.96.An electrolyte conducts ______ when dissolved in water.97._____ (水分保持) is essential for healthy plants.98.Which of these is a traditional Asian dish?A. PizzaB. SushiC. HamburgerD. Tacos答案:B99. A ________ (植物教育活动) fosters community engagement.100.I have a toy ________ (玩具名称) that plays music.。

介绍文化英语作文

介绍文化英语作文

介绍文化英语作文Culture is a fascinating concept that encompasses a wide range of beliefs, customs, traditions, and behaviors. It is the foundation of our identity and plays a crucial role in shaping our perspectives and interactions with the world around us. From the way we communicate to the way we celebrate, culture influences every aspect of our lives.Language is an integral part of culture, as it not only serves as a means of communication but also reflects the values and traditions of a community. The diversity of languages around the world is a testament to the rich tapestry of human culture, each one offering a unique insight into the history and beliefs of its speakers.Cuisine is another important aspect of culture, as it not only provides sustenance but also serves as a form of artistic expression. The flavors, ingredients, and cooking techniques used in traditional dishes often carry deep symbolic meanings and are passed down through generations,preserving the heritage of a particular culture.Traditional clothing is a visual representation of culture, with each garment telling a story of its own. The colors, patterns, and styles of clothing can convey social status, religious beliefs, and regional affiliations, serving as a powerful form of cultural expression and identity.Festivals and celebrations are an opportunity for communities to come together and honor their shared heritage. Whether it's a religious holiday, a harvest festival, or a commemoration of historical events, these gatherings are a time to showcase traditional music, dance, and rituals that have been passed down through the ages.Art and craftsmanship are also deeply intertwined with culture, as they often reflect the values, beliefs, and aesthetics of a society. From intricate pottery andtextiles to elaborate sculptures and paintings, these forms of artistic expression provide a window into the soul of a culture and its people.In conclusion, culture is a multifaceted and dynamic phenomenon that shapes our beliefs, behaviors, and interactions with the world. It is a source of pride and identity for communities around the globe, and its diversity is a testament to the richness of human experience. Embracing and understanding different cultures not only fosters mutual respect and appreciation but also enriches our own lives in countless ways.。

我的房间抽屉作文英语

我的房间抽屉作文英语

我的房间抽屉作文英语Title: My Room Drawer。

In the realm of my private sanctuary lies a humble yet significant repository of memories, essentials, and secrets — my room drawer. This seemingly ordinary piece of furniture holds within its confines a myriad of treasures, each with its own tale to tell. Let me embark on a journey through the depths of my drawer and unravel its mysteries.Nestled within the confines of my room, the drawer stands as a sentinel, guarding its contents with unwavering devotion. As I slide it open, a rush of nostalgia floods my senses, accompanied by the faint scent of old books and cherished keepsakes.At first glance, one might perceive chaos within its depths, but to me, it is an organized chaos, each item meticulously placed to serve a purpose or evoke a memory. Stationery items, neatly arranged in compartments, awaittheir call to action, ready to aid me in my endeavors. Pens of various colors, each with its own story of inspiration, lie in quiet anticipation of their next stroke upon the canvas of life.Tucked away amidst the mundane are tokens of cherished moments — concert tickets, faded photographs, and handwritten notes, each a testament to friendships forged and experiences shared. Every time my fingers brush against these relics of the past, I am transported back to those fleeting moments of joy and camaraderie.Yet, amidst the nostalgia, practicality reigns supreme. Essential documents are carefully filed away, serving as a reminder of responsibilities and obligations. Bills, receipts, and important papers find their rightful place within the confines of the drawer, a testament to the mundane yet essential aspects of adult life.However, not all that resides within the drawer is tangible. Hidden beneath layers of material possessions are dreams and aspirations, waiting to be brought to fruition.Scribbled notes, half-formed ideas, and sketches serve as a reminder of the creative sparks that ignite within the confines of my room, waiting to be unleashed upon the world.As I stand before my room drawer, I am reminded that it is more than just a piece of furniture; it is a reflectionof who I am — a repository of memories, aspirations, andthe essence of my being. It is a sanctuary where chaos and order coexist harmoniously, where the past converges withthe present, and where dreams take shape amidst the humdrum of everyday life.In conclusion, my room drawer is not merely a storage space but a treasure trove of memories, aspirations, and essentials. It is a tangible representation of my journey through life, a silent witness to the moments that have shaped me into the person I am today. As I close its wooden embrace, I am filled with a sense of gratitude for the role it plays in preserving the essence of my existence.。

我最珍贵的一个物品英语作文

我最珍贵的一个物品英语作文

我最珍贵的一个物品英语作文My most precious possession is a small leather-bound journal that has been with me for the past ten years. This journal is not just a simple notebook but a repository of my thoughts, dreams, and experiences that have shaped me into the person I am today.The journal was a gift from my grandmother on my 18th birthday. At the time, I was a young and impressious individual, unsure of the path I wanted to take in life. My grandmother, with her infinite wisdom and life experiences, recognized the need for me to have a safe space to explore my inner thoughts and emotions. She presented me with this journal, along with a heartfelt message that encouraged me to use it as a tool for self-discovery and personal growth.As I flipped through the crisp, blank pages, I was initially hesitant to put pen to paper. The idea of documenting my innermost thoughts and feelings felt daunting and vulnerable. However, over time, I found myself drawn to the journal, using it as a means to process the ups and downs of my daily life.In the early days, my entries were sporadic and disjointed, reflecting the turbulence of my teenage years. I would scribble down my frustrations with school, my relationships, and the uncertainties that came with navigating the transition into adulthood. The journal became a safe haven where I could vent my emotions without fear of judgment or repercussion.As the years passed, my journal entries evolved, becoming more introspective and meaningful. I began to use the journal as a tool for self-reflection, delving deeper into my hopes, dreams, and the core values that I wanted to embody. Each entry became a snapshot of my personal growth, a testament to the challenges I had overcome and the lessons I had learned.One of the most profound moments in my journal's history occurred during a particularly difficult time in my life. I had just experienced a devastating breakup, and the pain and heartbreak felt overwhelming. In the depths of my despair, I turned to my journal, pouring out my emotions onto the pages. Writing became a cathartic process, allowing me to work through the hurt and emerge with a renewed sense of strength and resilience.As I flipped through the pages of my journal, I am struck by the evolution of my handwriting, the shifting tones, and the depth of myreflections. Each entry serves as a time capsule, preserving the essence of who I was at that moment in time. The journal has become a tangible representation of my personal journey, a physical manifestation of the triumphs and struggles that have shaped me.Beyond its sentimental value, my journal has also served as a practical tool for personal growth and self-discovery. I have used it to set goals, track my progress, and explore my innermost thoughts and feelings. The act of writing has become a meditative practice, allowing me to gain clarity and perspective on the complexities of life.When I hold this journal in my hands, I am reminded of the power of the written word and the transformative nature of self-expression. It is not just a collection of pages but a testament to the resilience of the human spirit, a physical embodiment of the journey I have undertaken to become the person I am today.This journal is more than a possession; it is a cherished companion that has witnessed my highs and lows, my triumphs and failures. It is a tangible representation of the growth and self-discovery that have been the hallmarks of my life thus far. As I continue to navigate the twists and turns of my journey, I know that this journal will remain a constant, a source of comfort and inspiration that will continue to shape and guide me in the years to come.。

于慧敏,浙江大学,教授,博士生导师。主要研究方向为图像视频处理与

于慧敏,浙江大学,教授,博士生导师。主要研究方向为图像视频处理与

于慧敏,浙江大学,教授,博士生导师。

主要研究方向为图像/视频处理与分析。

2003年获科学技术三等奖一项,授权发明专利近20项,多篇论文发表在模式识别和计算机视觉领域顶尖学报和会议上。

近年来,在 (3D/2D)视频/图象处理与分析、视频监控、3D视频获取和医学图像处理等方面,主持了多项国家自然科学基金、973子课题、国家国防计划项目、国家863课题、浙江省重大/重点项目的研究和开发。

一、近年主持的科研项目(1)国家自然基金,61471321、目标协同分割与识别技术的研究、2015-2018。

(2) 973子课题,2012CB316406-1、面向公共安全的跨媒体呈现与验证和示范平、2012-2016。

(3)国家自然基金,60872069、基于3D 视频的运动分割与3D 运动估计、2009-2011。

(4) 863项目,2007AA01Z331、基于异构结构的3D实时获取技术与系统、2007-2009。

(5)浙江省科技计划项目,2013C310035 、多国纸币序列号和特殊污染字符识别技、2013-2015。

(6)浙江省科技计划重点项目, 2006C21035 、集成化多模医学影像信息计算和处理平台的研发、2006-2008。

(7)航天基金,***三维动目标的获取与重建、2008-2010。

(8)中国电信,3D视频监控系统、2010。

(9)中兴通讯,跨摄像机的目标匹配与跟踪技术研究、2014.05-2015.05。

(10)浙江大力科技,激光雷达导航与图像读表系统、2015-。

(11)横向,纸币序列号的实时识别技术、2011-2012。

(12)横向,清分机视频处理技术、2010-2012。

(参与)(13)横向,基于多摄像机的目标跟踪、事件检测与行为分析、2010。

(14)横向,红外视频雷达、2010-2012。

(15)横向,客运车辆行车安全视频分析系统、2010-2011。

二、近五年发表的论文期刊论文:1)Fei Chen, Huimin Yu#, and Roland Hu. Shape Sparse Representation for JointObject Classification and Segmentation [J]. IEEE Transactions on Image Processing 22(3): 992-1004 ,2013.2)Xie Y, Yu H#, Gong X, et al. Learning Visual-Spatial Saliency for Multiple-ShotPerson Re-Identification[J].Signal Processing Letters IEEE, 2015, 22:1854-1858.3)Yang, Bai, Huimin Yu#, and Roland Hu. Unsupervised regions basedsegmentation using object discovery, Journal of Visual Communication and Image Representation, 2015,31: 125-137.4)Fei Chen, Roland Hu, Huimin Yu#, Shiyan Wang: Reduced set density estimatorfor object segmentation based on shape probabilistic representation. J. Visual Communication and Image Representation,2012, 23(7): 1085-1094.5)Fei Chen, Huimin Yu#, Jincao Yao , Roland Hu ,Robust sparse kernel densityestimation by inducing randomness[J],Pattern Analysis and Applications: Volume 18, Issue 2 (2015), Page 367-375.6)赵璐,于慧敏#,基于先验形状信息和水平集方法的车辆检测,浙江大学学报(工学版),pp.124-129,2010.1。

描写家里过春节包饺子场景英语作文

描写家里过春节包饺子场景英语作文

描写家里过春节包饺子场景英语作文全文共3篇示例,供读者参考篇1Celebrating Chinese New Year at Home: The Joyful Dumpling Making TraditionAs a student, the arrival of Chinese New Year is always an exciting time filled with cherished traditions and precious family moments. Among the many customs we observe, one stands out as a beloved ritual that brings us all together – the lively and laughter-filled experience of making dumplings at home.The preparations begin days in advance, with my mother meticulously planning the ingredients needed for this labor of love. She carefully selects the finest flour, ensuring that the dough will be smooth and elastic, capable of encasing the delectable fillings we will craft. The vibrant array of vegetables is handpicked, each one bursting with freshness and flavor, ready to be finely chopped and seasoned to perfection.As the big day approaches, an air of anticipation fills our home. The kitchen, usually a tranquil sanctuary, transforms into a lively hub of activity, with every family member eagerlycontributing to the festivities. My father, ever the jokester, can't resist cracking puns and sharing stories from his childhood, regaling us with tales of his own dumpling-making adventures.The process begins with my mother's skilled hands, kneading the dough with a rhythmic precision that has been honed over decades of practice. The repetitive motions are almost mesmerizing, as the dough gradually takes shape, becoming a smooth and pliable canvas awaiting its delicious filling.Next, it's our turn to shine. My siblings and I gather around the large wooden table, our sleeves rolled up and our aprons donned, ready to tackle the intricate task of stuffing and shaping the dumplings. With my mother's guidance, we learn the art of folding the delicate wrappers, carefully encasing the savory mixture of vegetables, pork, and aromatic seasonings within their embrace.The air is filled with the sound of laughter and friendly banter as we work side by side, our fingers deftly pleating and crimping the dumplings into their signature crescent shapes. Inevitably, there are a few mishaps along the way – a wrapper that tears, a filling that escapes – but these moments only add tothe merriment, as we tease and encourage one another with good-natured ribbing.As the hours pass, the once-empty platters begin to fill with rows upon rows of plump, perfectly formed dumplings, each one a miniature masterpiece waiting to be savored. The sense of accomplishment is palpable, as we admire the fruits of our collective labor, a tangible representation of our family's unity and shared love.But the true magic happens when we gather around the steaming bamboo baskets, eagerly awaiting the first batch of dumplings to be cooked to perfection. The aroma that wafts through the kitchen is nothing short of heavenly, a tantalizing blend of savory fillings and the comforting scent of freshly steamed dough.As we eagerly pluck the piping hot dumplings from the baskets, careful not to burn our fingers, the moment of truth arrives. We dip them into the fragrant dipping sauce, a blend of soy sauce, vinegar, and perhaps a touch of chili oil for those who dare, and take that first, glorious bite.The flavors explode on our tongues, a harmonious fusion of textures and tastes that can only be achieved through the collective efforts of our family. The tender dough gives way tothe succulent filling, bursting with the flavors of generations past, a culinary legacy passed down from our ancestors.As we savor each bite, we can't help but feel a deep sense of pride and connection to our cultural roots. These dumplings are more than just a delicious treat – they are a symbol of our heritage, a testament to the enduring traditions that have been carefully preserved and passed down through the ages.In these moments, time seems to stand still, as we bask in the warmth of familial bonds and the shared joy of creating something truly special together. The laughter, the stories, and the memories we make during these dumpling-making sessions become woven into the tapestry of our lives, cherished moments that will be fondly recalled and shared with future generations.As the plates are emptied and the last dumpling is devoured, we sit back, contentment washing over us. The kitchen may be a little messier, with stray flour dusting the countertops and a few errant wrappers scattered about, but these are the small reminders of the magic we've created together.In the end, it's not just about the dumplings themselves, though they are undoubtedly delicious. It's about the process, the coming together of a family united by love, tradition, and the unbreakable bonds that tie us to our cultural heritage. Thisannual ritual is a reminder of the importance of preserving our customs, of passing on the knowledge and skills that have been entrusted to us, and of creating lasting memories that will be treasured for years to come.As I look around at the smiling faces of my loved ones, I can't help but feel a profound sense of gratitude for these cherished moments. The dumpling-making tradition is more than just a culinary experience – it's a celebration of family, unity, and the enduring spirit that defines our Chinese heritage. And as a student, I am honored to be a part of this legacy, carrying on the traditions that have been lovingly passed down to me, and ensuring that they will continue to be celebrated for generations to come.篇2Making Dumplings for Chinese New YearThe familiar aroma of ginger, garlic, and pork wafted through the air, transporting me back to my childhood home on Chinese New Year's Eve. This was the unmistakable scent of jiaozi, or dumplings, being prepared – a tradition my family has upheld for as long as I can remember. The lunar new year simplywouldn't be complete without the lively gathering to make these little parcels of deliciousness by hand.As I entered the kitchen, I was greeted by a flurry of activity. My grandmother, draped in her favorite crimson apron emblazoned with golden phoenix embroidery, was already stationed at the counter, deftly rolling out the dough into thin, circular wrappers. Her weathered hands moved with a practiced precision honed by decades of experience. Beside her, my mother was chopping a mountain of cabbage, carrots, and verdant chives, the rhythmic tapping of her cleaver against the wooden board filling the room."Ah, there you are!" my grandmother exclaimed, her eyes crinkling at the corners as she flashed me a warm smile. "Come, come, we need all the help we can get. This is a family affair, after all."I eagerly washed my hands and joined them, my younger sister soon following suit. Gathering around the table, we each took on our designated roles – my father meticulously mixing the savory filling, my aunt carefully arranging the wrapped dumplings on trays, and my uncle cracking jokes to keep our spirits high.As I pinched the edges of the dough to form the intricate crimped patterns, my mind wandered back to the times when I was just a small child, perched on a stool beside my grandmother. I would watch in awe as her nimble fingers transformed simple ingredients into these little morsels, her every movement a testament to the enduring traditions of our culture."Pay attention now," she would gently chide whenever my attention wavered. "The art of dumpling-making is not just about following a recipe. It's about infusing each one with love and care, so that when we篇3Making Dumplings for Chinese New YearEvery year as the lunar calendar turns and the Spring Festival draws near, my family gets ready to celebrate Chinese New Year. This vibrant holiday is filled with age-old traditions, lucky symbols, and most importantly, an abundance of delicious food. One of my favorite customs is the act of making jiaozi, or dumplings, from scratch as a family. It's a labor of love that brings us all together in the kitchen amidst clouds of flour and bursts of laughter.The preparation kicks off a few days before the new year. My parents stock up on all the necessary ingredients – pounds of ground pork and beef, bags of green vegetables like chives, cabbage and spinach, and large sacks of premium dumpling flour. The pantry is stuffed with aromatic staples like ginger, garlic, soy sauce and rice vinegar needed to create the savory filling.On dumpling day, we wake up early and my mother begins assembling the ingredients. The rhythmic thumping of her cleaver against the cutting board slicing green onions is a familiar sound. My father sets up a large table in the living room, covering it with a fresh cloth. This is our dumpling making station for the day.One by one, we all trickle into the living room, rubbing the last traces of sleep from our eyes. My younger brother arrives first, immediately tasked with the important job of mixing the dumpling dough. He pours the flour into a large wooden bowl, creating a small mountain. Using his knuckles, he slowly makes a well in the center and adds warm water little by little until a shaggy dough begins to form.I join in next, taking over the kneading duties from my brother's tired arms. I gather the loose scraps together, pressingthe heels of my palms firmly into the ball, folding and turning it constantly until it becomes smooth and elastic. Kneading dough is surprisingly arduous work, but it's satisfying to wrangle the shapeless lump into perfect pliant submission.With the dough rested, it's time to roll out the skins. My father is the master of this technique, using a small wooden dowel to roll out round circles of dough, rotating the discs between each roll until they are thin, transparent and the ideal three-inch diameter. He moves with well-practiced efficiency, adding small batches of covers to the growing stack with each rotation.Rolling dumpling skins requires deft skill that I have yet to fully master. My clumsy first attempts are either too thick or contain rips and holes from overzealous dowel work. But after some gentle coaching from my father, I find my rhythm—roll, rotate, roll, rotate—and am able to contribute my own stash of fresh covers.With the prep work complete, it's finally time to start assembling the dumplings. This is where the whole family gets involved, circling around the large table in a twisted game of productive dynamics. My mother presides as the master chef, walking us through the ideal filling ratio – not too much, not toolittle. Too many dumplings have been lost to overstuffed fillings that burst during boiling in years past.One at a time, we take turns placing a dollop of seasoned pork and vegetable mixture into the center of a round dumpling skin, dipping our fingers into a small bowl of water to moisten the edges before folding and pleating the skin together to form the signature crescent shape. My mother inspects each attempt, pointing out where the folds are too loose or filling proportions skewed. "Like this, see?" she says, deftly re-pleating a dumpling with textbook folds.My little cousin is a dumpling prodigy, her tiny fingers already mastering the precise crimping technique that gives each one its beautiful ridged pattern. Within minutes she'll have a whole tray filled with perfectly shaped dumplings lined up in tight rows. I can't help but be impressed by her innate skills, even as I fumble with the same motions, shoulders tightening, struggling to mimic the effortless movements.As the morning turns to afternoon, the piles of finished dumplings grow higher, spilling over onto extra platters and baking dishes we retrieve from the kitchen. My grandmother, who has been overseeing the entire operation while perched in her favorite recliner, calls out for a well-deserved break. We feaston a lovely lunch of dumplings boiled in batches, dipping them into a tangy mixture of soy sauce, vinegar, garlic and chili oil.With bellies full and energy replenished, it's back to work. Now it's my uncle's turn to take the helm as head chef, readying the dumplings for freezing. He grabs a large skillet, getting it rocket hot, and then works in small batches, pan-frying the dumplings until they take on a gorgeous golden hue. We then transfer the mini crispy bundles to sheet trays, careful not to crowd them, and shuttle them to the freezer to be cooled and preserved for later. As the oven mitts get swapped around, it's an intricate dance, a test of stamina, humor and teamwork.At last, as evening falls, the final batches make their way into freezer bags, labeled and dated. We have accumulated enough dumplings to last for weeks of new year celebrations and cold winter nights to come. Exhausted but immensely proud of our culinary haul, we bask in the accomplishment of another year's work.To the average onlooker, the process may seem tediously arduous. Indeed, making dumplings from scratch is no small feat. But to my family, it's one of the most cherished rituals that ushers in the Lunar New Year. It's a day spent side-by-side, working together towards a tangible goal, chatting andreminiscing amidst the chaos. These are the simple moments that reinforce the strong family bonds we all share.As I get older, the art of dumpling making has taken on extra significance. I recognize it as a fading tradition, a connection to my cultural heritage that may not make it to future generations. I've vowed to keep the ritual alive, to ensure my children—and theirs—experience the same joy and sense of togetherness that gets packaged into each labor-intensive dumpling. In a cluttered, fast-paced modern life, gathering with family for an entire day solely focused on this elemental act of creating food from scratch is the ultimate grounding experience.The new year will come and go. Red envelopes will be exchanged and firecrackers will be set off. Someday, the dumplings we carefully crafted will all be cooked and savored. But the memories we created together in the process, the sheer act of keeping this vital custom intact, will linger far longer than any individual dumpling ever could.。

英语作文介绍全家福

英语作文介绍全家福

英语作文介绍全家福Family Portrait。

A family portrait is a timeless tradition that captures the love, unity, and happiness of a family. It is a precious keepsake that holds a special place in every home, reminding us of the special bond we share with our loved ones. In this essay, I will discuss the significance of a family portrait and its importance in preserving memories for generations to come.A family portrait is more than just a photograph; it is a reflection of the love and togetherness that a family shares. It is a visual representation of the unique dynamics and relationships within a family. Whether it is a formal studio portrait or a candid snapshot taken at a family gathering, a family portrait captures the essence of a family's bond and serves as a reminder of the special moments shared together.One of the most important aspects of a family portrait is its ability to preserve memories for future generations. As time passes and family members grow older, a family portrait becomes a cherished memento that allows us to revisit the past and relive precious memories. It serves as a link between the past, present, and future, connecting generations and preserving the legacy of a family for years to come.A family portrait also serves as a visual record of the growth and changes within a family. From the addition of new family members to the milestones and achievements of each individual, a family portrait captures the evolution of a family over time. It is a testament to the journey of a family, documenting the passage of time and the experiences that shape their lives.In addition to its sentimental value, a family portrait also holds practical significance. It provides a visual record of family members, making it easier to trace genealogy and family history. It serves as a reference point for future generations, allowing them to learn abouttheir ancestors and understand their place in the family tree.Furthermore, a family portrait has the power to bring families together and strengthen their bond. The process of taking a family portrait is an opportunity for family members to come together, share laughter, and createlasting memories. It fosters a sense of unity and belonging, reinforcing the importance of family ties and the value of spending time together.In conclusion, a family portrait is a cherished symbolof love, unity, and togetherness. It holds immense sentimental and practical value, serving as a visual representation of a family's bond and preserving memoriesfor future generations. It is a timeless tradition that celebrates the beauty of family and the enduring legacy of love. As we continue to capture and cherish our family portraits, we ensure that the spirit of our families lives on for generations to come.。

毕业照片英语作文

毕业照片英语作文

毕业照片英语作文Graduation is a significant milestone in one's life, marking the culmination of years of hard work and dedication. The memories captured in graduation photos serve as a lasting testament to this momentous occasion, preserving the emotions and accomplishments of the graduates. These images hold a special place in the hearts of the individuals and their loved ones, serving as a cherished reminder of the journey they have undertaken.The process of taking graduation photos is a highly anticipated event, filled with a mix of excitement, anticipation, and a touch of nervousness. Graduates meticulously plan their outfits, ensuring they look their best, with the perfect combination of style and formality. The gowns and caps, adorned with the colors and insignia of their alma mater, become a symbol of their academic achievement, a visual representation of the knowledge and skills they have acquired.As the graduates gather, the campus or designated photography location becomes a hub of activity. Families and friends gather around, offering their congratulations and eagerly awaiting theopportunity to capture the moment. The photographers, skilled in their craft, skillfully guide the graduates through a series of poses, capturing the essence of the occasion. From the traditional individual shots to the group portraits, each image is carefully composed to showcase the graduates' accomplishments and the bonds they have forged during their academic journey.One of the most cherished aspects of graduation photos is the opportunity to capture the graduates' emotions. The pride and joy radiating from their faces as they don their caps and gowns are palpable, a reflection of the hard work and sacrifices they have made to reach this point. The camaraderie and support shared among the graduates are evident in the group shots, where they stand shoulder to shoulder, united in their achievement.Beyond the formal portraits, graduation photos often include candid moments that encapsulate the spirit of the occasion. Laughter-filled moments, playful interactions, and heartfelt embraces between graduates and their loved ones are all part of the tapestry that makes up these cherished memories. These candid shots serve to humanize the experience, adding a personal touch that resonates with those who view the images.The significance of graduation photos extends far beyond the immediate moment. These images become a tangible representationof a pivotal chapter in the graduates' lives, a visual record of their transition from students to young professionals. As the years pass, these photos serve as a gateway to the past, allowing the graduates to revisit the emotions and accomplishments of that special day.For the graduates themselves, these photos become a source of pride and inspiration. They can look back on their achievements and be reminded of the hard work and dedication that led them to this point. The images also serve as a testament to the support and encouragement they received from their families, friends, and mentors, who played a vital role in their success.Beyond the personal significance, graduation photos hold a broader cultural and societal importance. These images serve as a visual representation of the educational system, showcasing the diversity and talent of the graduating class. They also serve as a symbol of the continued progress and advancement of society, as each new generation of graduates embarks on their journey to contribute to the world in their unique ways.In the digital age, graduation photos have taken on an even greater significance. The ability to share these images instantly with loved ones and on social media platforms has transformed the way we experience and celebrate this milestone. Graduates can now relive the moment and share their accomplishments with a wider audience,fostering a sense of community and connection that transcends geographical boundaries.In conclusion, graduation photos are more than just a collection of images; they are a tapestry of emotions, achievements, and the promise of a brighter future. These cherished mementos serve as a testament to the hard work, resilience, and determination of the graduates, and they will continue to be a source of inspiration and pride for generations to come.。

将青春奉献给祖国英语作文

将青春奉献给祖国英语作文

将青春奉献给祖国英语作文As young individuals full of vigor and aspirations, we stand at the crossroads of our lives where decisions made can shape not only our futures but also the destiny of our nation. The concept of dedicating our youth to our motherland is not merely a patriotic slogan but a profound commitment to the development and prosperity of the country that has nurtured us.Our youth is the most precious time in life, a period brimming with energy, creativity, and the capacity to bring about change. By channeling these qualities towards the betterment of our motherland, we can contribute to a brighter future for all its citizens. Here's how we can make this noble endeavor a reality:1. Education and Skill Development: The foundation of any strong nation lies in the education of its youth. By pursuing knowledge and honing our skills, we prepare ourselves to take on the challenges that our country faces.2. Innovation and Entrepreneurship: With the rapid advancement of technology, there is a dire need for innovative solutions to age-old problems. As young minds, we are in a unique position to think outside the box and create new opportunities for our country's growth.3. Volunteerism and Community Service: Engaging in volunteerwork and community service not only helps those in need but also fosters a sense of unity and social responsibility. It's a practical way to give back to the society that has supported us.4. Environmental Stewardship: Our planet is facing environmental challenges that threaten the well-being of future generations. By adopting sustainable practices and advocating for environmental protection, we can ensure that our motherland remains a beautiful and healthy place to live.5. Cultural Preservation and Promotion: Every nation has a rich cultural heritage that is worth preserving and celebrating. As the youth, we can play a vital role in keeping our traditions alive while also promoting them on the global stage.6. Political Participation: By being informed and participating in the political process, we can influence the policies that affect our country. Our voices matter, and our votes can bring about the change we wish to see.7. Global Representation: As citizens of our motherland, we represent our country wherever we go. By conducting ourselves with integrity and excellence, we can build a positive image of our nation internationally.In conclusion, the youth of any nation holds the key to its progress. It is our responsibility to ensure that we use our time, talents, and energies to serve our motherland. By doing so, we not only honor our country but also secure aprosperous and peaceful legacy for the generations to come. Let us pledge to devote our youth to the service of our motherland, for it is in giving that we truly receive.。

关于峄城区景观的作文英语

关于峄城区景观的作文英语

Growing up in Yi Cheng district, Ive been fortunate to witness the harmonious blend of natural beauty and cultural heritage that this place offers. The landscape of Yi Cheng is a tapestry woven with threads of history, nature, and modern development, each contributing to the unique charm that captivates both locals and visitors alike.From my earliest memories, the districts landscape has been a source of endless fascination. The rolling hills and verdant fields that surround the area are a testament to the regions agricultural roots. As a child, I would often accompany my grandparents to the fields, where the sight of golden wheat swaying in the breeze and the scent of fresh earth filled the air. These fields are not just a source of livelihood for the community they are a living, breathing part of our history.The district is also home to several historical sites that provide a glimpse into the past. The ancient city walls, with their worn stones and mosscovered bricks, stand as a silent witness to the passage of time. Walking along the top of these walls, one can almost hear the echoes of battles long past and the footsteps of those who once patrolled these ramparts. The local museum, filled with artifacts and exhibits, further enriches the understanding of our ancestors lives and the evolution of our society.One of the most striking features of Yi Chengs landscape is the Sishui River, which meanders gracefully through the heart of the district. The river is not just a geographical feature it is the lifeblood of the community. Fishermen cast their nets at dawn, while children play along the banks during thewarm summer months. The river also serves as a natural habitat for various species of birds and aquatic life, making it a haven for nature lovers and birdwatchers.The districts landscape is not solely defined by its natural elements, however. The modern city center, with its highrise buildings and bustling streets, represents the districts growth and progress. The blend of traditional and contemporary architecture is a visual representation of the balance between preserving our heritage and embracing the future. The citys parks and squares are vibrant with life, serving as communal spaces where people of all ages gather to socialize, exercise, and enjoy cultural events.One cannot discuss the landscape of Yi Cheng without mentioning the local cuisine, which is as much a part of the districts identity as its physical features. The flavors of Yi Cheng are deeply rooted in the land, with dishes made from fresh, locally sourced ingredients. The aroma of barbecued meats and the taste of sweet, ripe fruits are experiences that are as integral to the landscape as the sights and sounds of the district.The festivals and celebrations that take place throughout the year are another aspect of Yi Chengs landscape. These events bring the community together, celebrating the districts culture, traditions, and achievements. The lantern festival, with its sea of colorful lights, and the harvest festival, which honors the fruits of the land, are just two examples of the vibrant spirit that defines this place.In conclusion, the landscape of Yi Cheng district is a rich tapestry of experiences, each thread contributing to the overall beauty and character of the area. From the rolling hills and historical sites to the modern cityscape and local cuisine, the district offers a diverse and captivating environment that resonates with its residents and visitors. As I continue to explore and learn more about my home, I am constantly reminded of the unique and precious landscape that has shaped my identity and my connection to this place.。

体现多元化的城市英语作文

体现多元化的城市英语作文

体现多元化的城市英语作文Living in a diverse city is an incredible experience. The streets are filled with people from different backgrounds, speaking various languages. It's like a melting pot of cultures, where you can learn something new every day just by observing or interacting with others.Walking down the street, you might hear snippets of conversations in Mandarin, Spanish, French, and many other languages. It's a symphony of voices, each with its own unique melody. The diversity of languages spoken in the city is a testament to the multiculturalism that thrives here.Not only are there different languages, but also different cuisines. The city is a food lover's paradise, with restaurants serving dishes from all corners of the world. You can have sushi for lunch, curry for dinner, and finish off with a slice of tiramisu for dessert. The options are endless.But diversity is not just about languages and food.It's also about the people themselves. In this city, you'll find people of all ages, races, and religions. There are young students rushing to class, elderly couples enjoying a leisurely stroll, and families gathering in parks for picnics. Each person has their own story to tell, their own experiences that shape their identity.The city's architecture reflects its diversity as well. You can find buildings with modern designs, sleek and futuristic. But you can also find historical landmarks, preserving the city's rich history. From glass skyscrapers to centuries-old cathedrals, the city's skyline is a blend of old and new, a visual representation of its diverse identity.In this city, celebrations of different cultures are not uncommon. Festivals and parades fill the streets with music, dance, and vibrant colors. People come together to celebrate their heritage, to share their traditions with others. It's a time of joy and unity, where differences areembraced and celebrated.Living in a diverse city means being exposed to different perspectives and ideas. It means learning to appreciate and respect the differences that make us unique. It's a constant reminder that the world is a vast and diverse place, and that we are all connected in some way.In conclusion, living in a diverse city is like living in a kaleidoscope of cultures. It's a constant source of inspiration and learning. Every day is an opportunity to discover something new, to broaden our horizons, and to celebrate the beauty of diversity.。

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Computer Aided Geometric Design 20 (2003) 1–10
/locate/cagd
A shape preserving representation with an evaluation algorithm of linear complexity
Abstract We consider a blending basis for which we obtain an algorithm for the evaluation of polynomial curves with linear time complexity and we prove that it is a normalized totally positive basis. Therefore, it simultaneously satisfies efficiency and shape preservation. We also provide the corner cutting algorithm for obtaining the Bézier polygon from the control polygon with respect this basis. Related bases with additional properties are also considered. 2002 Elsevier Science B.V. All rights reserved.
1 Partially supported by BFM2000-1253 Research Grant, Spain.
E-mail address: jorgedel@posta.uni/02/$ – see front matter 2002 Elsevier Science B.V. All rights reserved. doi:10.1016/S0167-8396(02)00190-5
J. Delgado, J.M. Peña 1
Departamento de Mathemática Aplicada, Universidad de Zaragoza, Zaragoza, Spain Received 4 October 2002; received in revised form 15 November 2002; accepted 18 November 2002
Keywords: Shape preservation; Corner cutting; Evaluation algorithms; Total positivity
1. Introduction Let U be a vector space of real functions defined on a real interval I and (u0 (t), . . . , un (t)) (t ∈ I ) a basis of U . If a sequence P0 , . . . , Pn of points in Rk is given then we define a curve γ (t) = n i =0 Pi ui (t), t ∈ I . The points P0 , . . . , Pn are called control points and the corresponding polygon P0 . . . Pn is called the control polygon of γ . In Computer Aided Geometric Design the functions u0 , . . . , un are usually nonnegative and n i =0 ui (t) = 1 ∀t ∈ [a, b] (i.e., the system (u0 , . . . , un ) is normalized) and in this case we say that (u0 , . . . , un ) is a blending system. The convex hull property is an important property for curve design: for any control polygon, the curve always lies in the convex hull of the control polygon. The convex hull property holds if and only if (u0 , . . . , un ) is a blending system.
2
J. Delgado, J.M. Peña / Computer Aided Geometric Design 20 (2003) 1–10
These geometric properties correspond to some properties concerning the collocation matrices of the system of functions. The collocation matrix of (u0 (t), . . . , un (t)) at t0 < · · · < tm in I is given by u0 , . . . , un (1) := (uj (ti ) i =0,...,m;j =0,...,n . t0 , . . . , tm Clearly, (u0 , . . . , un ) is blending if and only if all its collocation matrices are stochastic (that is, nonnegative and such that the sum of the elements of each row is 1). In interactive design we want that the shape of a parametrically defined curve mimics the shape of its control polygon; thus we can predict or manipulate the shape of the curve by choosing or changing the control polygon suitably. In order to assure this property, we have to require more properties to the collocation matrices (1). A matrix is totally positive (TP) if all its minors are nonnegative (see (Ando, 1987)) and a system of functions is TP when all its collocation matrices (1) are TP. In case of a normalized totally positive (NTP) basis one knows that the curve imitates the shape of its control polygon, due to the variation diminishing properties of TP matrices (see (Peña, 1999)). In fact, shape preserving representations are associated with NTP bases. On the other hand, in order to be able to guide the curve and to put together several pieces of curves, it is desirable for the designer to have a precise control over what happens at the ends of the curve. This leads to the endpoint interpolation property: the first control point always coincides with the start point of the curve and the last control point always coincides with the final point of the curve. Although the Bernstein–Bézier form is the usual representation of a polynomial curve (see (Hoschek and Lasser, 1993; Farin, 1996)) and presents optimal shape preserving properties (see (Carnicer and Peña, 1993)), other polynomial representations can also be useful. The computational cost of the de Casteljau algorithm for a polynomial curve of degree n is quadratic (that is, of O(n2 ) elementary operations), but there are other evaluation algorithms useful in design with linear computational cost (that is, of O(n) elementary operations). This can lead to an important reduction of the computational cost when they are generalized for the evaluation of parametric surfaces. A first example of evaluation algorithm with linear complexity uses the Bernstein–Bézier representation and a simple predivision (see (Schumaker and Volk, 1986)). However, this algorithm cannot be expressed as a corner cutting algorithm. It is well known that corner cutting algorithms present good stability properties because each step is formed by convex combinations. In contrast, the evaluation algorithm for the Wang-Ball basis (see (Wang, 1987; Shi-Min et al., 1996; Dejdumrong and Phien, 2000)) is a corner cutting algorithm and it also has linear complexity. However, this basis is not NTP (see (Delgado and Peña, 2002)) for degree greater than 3. In this section we introduce another family of systems whose evaluation algorithms have linear complexity and form NTP bases. M
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