新计算机英语教程 第二版 教学课件 司爱侠 张强华 unit 7
计算机专业英语(张强华-第二版)重点单词及部分课后答案
Unit 1单词：〖Ex. 3〗根据下面的英文解释，写出相应的英文词汇（使用学过的单词、词组或缩略语）〖Ex. 5〗把下列短文翻译成中文系统面板和普通键盘有专门控制键，你可以使用这些控制键实现主要的多媒体功能：观相片、听音乐和看电影。
面板还有为看电视和阅读电视指南而设的快速启动按钮。
Ex. 9〗用that从句做宾语将下面汉语译成英语你应该知道，你不仅仅能读取磁盘上的数据，也能够往上面写新的信息1. You should know that you can not only read data from the disk but also write new information to it.你应该意识到，软盘容纳不了多少数据2. You should realize that floppies do not hold too much data.我们计算机老实说，USB要比火线慢多了3. Our computer teacher said that USB is much slower than Firewire.我认为CPU主要责任是执行指令4. I think/believe that the CPU is primarily responsible for executing instructions.Unit 2单词〖Ex. 3〗根据下面的英文解释，写出相应的英文词汇（使用学过的单词、词组或缩略语）Unit 3〖Ex. 3〗根据下面的英文解释，写出相应的英文词汇（使用学过的单词、词组或缩略语）Unit 4单词〖Ex. 3〗根据下面的英文解释，写出相应的英文词汇（使用学过的单词、词组或缩略语）Unit 5单词〖Ex. 3〗根据下面的英文解释，写出相应的英文词汇（使用学过的单词、词组或缩略语）〖Ex. 5〗把下列短文翻译成中文佳能打印机有五种样式，价格从$80 到$500不等，满足了任何想打印相片用户的需求。
计算机英语
suit
pictorial dull universal
[sju:t]
[pik5tC:riEl]
v.合适,适合,相配,合式
adj.图示的
interesting [5IntrEtIN]adj.有趣的
n.画报
[dQl] adj.无趣的,呆滞的
[7ju:ni5vE:sEl] adj.普遍的,全体的,通用的
illusion clip dialogue procure [I5lu:VEn] n.幻觉,幻影,错觉 [klip] [5daIElR^] [prE5kjuE] n.剪辑 n.对话，对白 v.获得,取得
shooting
convert digitize
[5Fu:tiN]
[5didVitaiz]
n.摄影
New Words
agreed bitmap dot aspect [E5^ri:d] [bitmAp] [dCt] [5Aspekt] n.位图 n.点 n.样子,外表,面貌,(问题等的)方面 adj.已经过协议的,同意的
excellent
compress gallery frame cartoon ingredient
[5ቤተ መጻሕፍቲ ባይዱeipEbl] adj.有能力的,能干的,有可能
New Words
handling text textual effect [5hAndliN] [tekst] [5tekstjuEl] [i5fekt] n.处理adj.操作的 n.正文，本文 adj.本文的,原文的 n.结果,效果,作用,影响
[5eksElEnt]
[kEm5pres]vt.压缩 [5^AlEri] [freim]
adj.卓越的,极好的
计算机英语实用教程Unit 7
Unit 7 Network【教学目的】○ Learn about the English terms of Network: LAN（局域网），WAN（广域网），Band（波段），bandwidth（带宽），bridge（网桥），repeater（转发器），router（路由器），full duplex （全双工），optical fiber（光纤），packet（数据包），star network（星型网络），switch （交换机），hub（集线器），TP, “Twisted Pair”（双绞线）○ Improve the students‟ ability to understand the long and difficult sentences in the text.○ Master the key language points and grammatical structures in the text.○ consolidate the technical terms and important professional phrases by doing exercises.【教学重点难点】○Important technical terms:LAN（局域网），W AN（广域网），band（波段），bandwidth（带宽），bridge（网桥），repeater（转发器），router（路由器），full duplex（全双工），optical fiber（光纤），packet（数据包），star network（星型网络），switch（交换机），hub（集线器），TP, “twisted pair”（双绞线）○ Difficult sentences:1. Optical input is converted to electrical form to restore a clean signal, which drives lasers that fully restores the optical signal at the original signal strength.2. The twists are important: they give it electrical characteristics which allow some kinds of communications otherwise not possible.○ Review the important points of essential Englishforward vt.buffer vt.characterize vt.【教学步骤】Step OneRead and explain Text A to the students and ask the students to keep in mind the following professional terms:Network（网络）: a group of computers working together; the physical wire etc. connecting the computersLAN（局域网）：Local Area NetworkWAN（广域网）：Wide Area Networkband（波段）：A range of frequencies between two defined limits.bandwidth（带宽）：A measure of capacity of information-carrying capacity on a communications channel.bridge（网桥）：A data communications device that connects two or more network segments and forwards packets between them.repeater（转发器）：1. Equipment that receives a low-power signal, possibly converting it from light to electrical form, amplifying it or retiming and reconstructing it for transmission. 2. An optoelectrical device used at each end and occasionally intermediate points of exceptionally long fiber optic span.router（路由器）：A network device that connects two similar networks having the same network protocol.full duplex（全双工）：The simultaneous transmission of data in both directions, used when communicating between two computers.optical fiber（光纤）：Thin filaments of glass through which light beams are transmitted.packet（数据包）：Generic term for a bundle of data, organized in a specific way for transmission.bus network（总线网络）：A type of network configuration where multiple nodes share access at the physical level.Star Network（星型网络）：The descriptive name of any network which is configured with many branches attaching to a common point.switch（交换机）：a device that turns current on and off. A switch is a network hub device creating a direct connection to the destination port.hub（集线器）：The center of a star-type network is called a hub.TP, “Twisted Pair”（双绞线）：The type of wire used by the phone company to wire telephonesStep TwoHelp the students to analyze the following long difficult sentences:1. Optical input is converted to electrical form to restore a clean signal, which drives lasers that fully restore the optical signal at the original signal strength.Optical input“光输入”；is converted to“被转换为”；electrical form“电格式”；to restore a clean signal,“恢复成清晰信号”。
unit 7
Notes
[5] In a hierarchical model, data is organized into a treelike structure, implying a single upward link in each record to describe the nesting, and a sort field to keep
Abbreviations
DBMS
SQL
数据库管理系统(database management system)
结构化查询语言(Structured Query Language)
Text
请老师朗读并讲解课文
Notes
[1] In computing, a database can be defined as a
Notes
[4] The flat (or table) model consists of a single, twodimensional array of data elements, where all members of a given column are assumed to be similar values, and
vi.遵守
n.规则 vt. 具有资格,证明合格；限制,
限定
principle enforce explicitly [5prinsEpl] n.法则,原则,原理 [in5fC:s] [iks5plisitli] vt.执行,坚持,强迫 adv.明白地,明确地
New Words
cardinality [7kB:di5nAliti] n.基数性，基数；集的势 Key join combine [ki:] [dVCin] [kEm5bain] n.键 v.&n.连接,联结 v.(使)联合,(使)结合,组合
Unit 7新生代英语第二册 ppt课件
CULTURAL NOTE
part-time job: 兼职。区别于 全职（full-time job），兼职是指在 本职工作之外，利用业余时间从 事第二职业，并取得相应的报酬。 一部分美国学生会在高中毕业后 选择不直接进入university学习而是 去做part-time job，或利用寒暑假 从事兼职。
C Listen and complete the conversation.
Ken: How was your summer, Bianca? Bianca: It was pretty (1) __b_u_s_y_____. I had a part-time job at a (2)
__ca_f_é__. Ken: Did you enjoy working there? Bianca: Yes, I did. I really got to know some of the (3) _c_u_s_to_m__e_rs__.
Certainly, sir. I’ll just call her and let her know You’ve arrived.
4._r_e_c_e_p_t_io_n__is_t
WORDS & EXPRESSIONS
amazing application experience interview manager
☆☆☆☆☆
C
Prospect: ☆☆☆☆☆
architect
Salary: ☆☆☆☆☆
Hard work: ☆☆☆☆☆
电子课件-《英语(第二版)》-A01-2211 Unit 7 Sports - Windows
7 Sports / Windows
Task 1 General Engli Purposes Task 3 Grammar Task 4 Drills
Sports
What’s Your Favorite Sport?
(Wang Wei and Liu Ming are talking about their favorite sports in the classroom.) Wang Wei: What are you going to do this afternoon, Liu Ming? Liu Ming: I’m going to play basketball with my classmates. Wang Wei: Is basketball your favorite sport? Liu Ming: Yes. I also like playing volleyball and table tennis. Wang Wei: I don’t like playing ball games. I just enjoy jogging. Liu Ming: That sounds nice! How often do you go jogging? Wang Wei: Every morning except Sundays. I run around the playground with some of my classmates. Liu Ming: Is it good for your health? Wang Wei: Of course, and it makes me more energetic. Why not come and join us? Liu Ming: Sure, I will.
新生代英语入门教程(第二版)教学课件unit 7
参考译文
对话1 经理：请照看一下那边的顾客。 员工：好的。 经理：哦，还请记下她提出的任何问题。 员工：没问题。
对话2 管理员：打扰一下，我要拖一下你办公桌下面的地板。 同事：好的，我会让开几分钟。 管理员：谢谢。
对话3 经理：我叫马丁，是你的新主管。 接待员：很高兴见到您，马丁。 经理：我也很高兴见到你。你什么时间上班？ 接待员：我每个工作日从早上9:00工作到下午6:00.
3. 我是弗雷德。我上夜班。每周日至周五，我从晚上10:00工作到第 二天早上7:00。我是美国银行的一名大厦管理员。我的主管是玛丽。 我在凌晨1点可以休息一小时。
break n. 休息
e.g. Let’s take a ten-minute break. 我们休息十分钟吧。
WORDS & EXPRESSIONS
参考译文
1. 大家好，我是伊莎贝尔。我是一名接待员，在约翰逊公司上班，我 的主管是马丁。每周一至周五，我从早上9:00工作到下午6:00，下午 1:00休息一个小时吃午饭。
2. 我叫彼得，是佛雷德曼食品公司的一名经理。我的上司是安。每周 三至周日，我从下午2:00工作到晚上10:00，在下午6:00有一个小时的 休息时间。
WORDS & EXPRESSIONS
take care of 照顾
e.g. We need to take care of ourselves in order to take care of others. 我们要照顾好自己，这样才有能力去照顾别人。
WORDS & EXPRESSIONS
• B • Listen and write the employees’ names from Exercise A.
【教学课件】Unit+7+Lesson+2第2课时示范课件
Robotics
Reason to design fun games for children to learn with to find work overseas and see more of the world interested in futuristic things
Notes
trend n. 趋势，倾向 ➢ trend towards/in sth 趋势，趋向，倾向，动态，动向
There is a growing trend towards earlier retirement. 提早退休者有增加的趋势。 ➢ trend for (doing) sth 有……的趋势 The trend for social application is strong. 社交网络应用正如日中天。
Listening
Listen to the conversation again and answer the questions below.
1. What did Liu Ming say about cybersecurity and data science? They are really fascinating subjects if you are good at computer programming.
Notes
comprehension ➢ n. 理解力，领悟能力
His behaviour was completely beyond comprehension. 他的举止完全令人费解。 comprehend ➢ v. 理解，领悟，懂（复杂或困难的事物） Their cultural concepts are difficult to comprehend. 他们的文化观念很难理解。 comprehensive ➢ adj. 全部的，综合的 He was educated at his local comprehensive school and then at Oxford. 他先后在地方综合学校和牛津大学接受教育。