新编英语教程4课后练习答案【完整版】

2020 Reviews of the Final Exam of Intermediate English
Vocabulary
Unit 1
V ocabulary (A)
1. (d) boundless: without limits, unlimited
2. (g) shriek: cry out with a high sound
3. (a) sketch: a rough drawing
4. (h) curiosity: the desire to know, find out or learn
5. (b) doctor’s kit: a bag or box containing doctor’s instruments and medicine
6. (c) pajamas: jacket and trousers for sleeping in
7. (i) creativity: the ability to produce new and original ideas and / or things
8. (j) garbage:waste material
9. (e) cross-examine:question somebody very closely or severely
10. (f) accomplish: finish successfully, succeed in doing
V ocabulary (B)
1. admiration: a feeling of respect and approval for a person
2. tiptoe: walk on one's toes with the rest of one's feet off ground
3. spontaneous: acting immediately from natural feeling
4. compliment: an expression of praise, admiration or respect
5. escapement:the part of a clock or a watch which controls the moving parts inside
6. jovially: in a friendly way, good-humoredly
7. carve:cut (wood or stone) into a special shape
8. whittle:cut (wood) to a smaller size by taking off small thin pieces
9. commotion: great and noisy confusion or excitement
10. considerate: thoughtful as far as the feelings or needs of others are concerned
11. snarl: speak in an angry, bad-tempered way
12. sprawl: stretch out oneself or one’s limbs in a lying or sitting position
Unit 2
V ocabulary (A)
1. pray: speak (usually silently) to God, showing love, giving thanks for asking for something
2. was escorted:was taken
3. moan:low sound of pain or suffering
4. dire: terrible
5. knelt:go down and/or remain on the knees
6. jet-black: very dark or shiny black
7. rocked:shook or or moved gently
8. serenely: calmly or peacefully
9. grin:smile broadly
10. deceive: make sb. believe sth. that is false
V ocabulary (B)
1. preach: give a religious talk, usually as part of a service in church
2. by leaps and bounds:very quickly
3. rhythmical:marked by regular succession of weak and strong stresses, accents, movements
4. sermon: a talk usually based on a sentence or “verse” from the Bible and preached as part of a church service
5. braided:twisted together into one plait
6. work-gnarled: twisted, with swollen joints and rough skin as from hard work or old age
7. rounder: a person who lives a vicious life, a habitual drunkard
8. take his (i.e., god's) name in vain: use god's name in cursing, speak of god without respect
9. punctuate: interrupt from time to time with sth.
10. ecstatic:causing great joy and happiness
Unit 3
V ocabulary (A)
1. contend: argue, claim
2. mutilation: destruction
3. purchase: buying
4. possession:ownership
5. transfer: move from one place to another
6. dog-eared:having the corners of the pages turned up or down with use so that they look like a dog's ears
7. intact:whole because no part has been touched or spoilt
8. indispensable: absolutely, essential
9. scratch pad:loosely joined sheets of paper (a pad) for writing notes
10. sacred:to be treated with great respect
V ocabulary (B)
1. bluntly: plainly, directly
2. Restrain:hold back (from doing sth.)
3. dilapidated: broken and old; falling to pieces
4. scribble: write hastily or carelessly
5. unblemished:not spoiled, as new
6. crayon:pencil of soft colored chalk or wax, used for drawing
7. symphony: a musical work for a large group of instruments
8. typography: the arrangement, style and appearance of printed matter
9. humility: humble state of mind
10. receptacle: a container
Unit 4
V ocabulary (A)
1. (c) zip off: move away with speed
2. (f) unencumbered: not obstructed
3. (j) nifty: clever
4. (a) loose:let out
5. (d) noodle around: play about
6. (b) span:extend across
7. (h) debut: make first public appearance
8. (e) the élite: a group of people with a high professional or social level
9. (g) juncture: a particular point in time
10. (i) sparse: inadequately furnished
V ocabulary (B)
1. exotic:striking or unusual in appearance
2. hack: a person paid to do hard and uninteresting work
3. stint:fixed amount of work
4. random: chance, unplanned, unlooked for
5. reside: be present (in some place)
6. access:the opportunity or right to use or see sth.
7. cobble:put together quickly or roughly
8. lingua franca:language or way of communicating which is used by people do not speak the same native language
9. quintessential: the most typical
10. unconventionally: doing things not in the accepted way
11. Compromise:sth. That is midway between two different things
12. cash in on: profit from; turn to one's advantage
Unit 5
V ocabulary (A)
1. radiate: send out (lights) in all directions
2. appreciate: understand fully
3. outweigh:are greater than
4. hemmed in:surrounded
5. habitation: a place to live in
6. obscure: make difficult to see
7. shatter: break suddenly into small pieces
8. haul up: pull up with some effort
9. pore:very small opening in the skin through which sweat may pass
10. unveiling:discovering, learning about
V ocabulary (B)
1. distinctive: clearly marking a person or thing different from others
2. spectacular: striking, out of the ordinary, amazing to see
3. phenomenon: thing in nature as it appears or is experienced by the senses
4. tenure: right of holding (land)
5. tempestuous: very rough, stormy
6. inclined: likely, tending to, accustomed to
7. precipitation: (the amount of) rainfall, snow etc. which has fallen onto the ground
8. disintegrate:break up into small particles or pieces, come apart
9. granules:small pieces like fine grains
10. mercury: a heavy silver-white metal which is liquid at ordinary temperature and is used in scientific instruments such as thermometers
11. disrupt:upset, disturb
12. cushion: padding
Unit 6
V ocabulary (A)
1. (f) brush house: house made of small branches
2. (i) pulsing and vibrating:beating steadily (as the heart does) and moving rapidly, here “active”, “aler t”
3. (b) strangle out: get the words out with difficulty in their keenness to speak
4. (j) sting: a wound in the skin caused by the insect
5. (e) giggle:laugh, not heartily, but often in a rather embarrassed way
6. (a) alms-giver: person who gives money, food and clothes to poor people (NB: now a rather old-fashioned concept)
7. (c) residue:that which remains after a part disappears, or is taken or used (here, a metaphor using a chemical term)
8. (d) lust: very strong, obsessive desire
9. (h) withheld:deliberately refused
10. (g) venom: (liquid) poison
V ocabulary (B)
1. scramble: move, possible climb, quickly and often with some difficulty
2. dart:move forward suddenly and quickly
3. panting: breathing quickly
4. foaming:forming white mass of small air bubbles
5. baptize: perform the Christian religious ceremony of baptism, i.e., of acceptance into the Christian Church
6. judicious: with good judgment
7. fat hammocks: (here) the doctor’s thick eyelids
8. cackle:laugh or talk loudly and unpleasantly
9. semblance: appearance, seeming likeness
10. squint: look with almost closed eyes
11. speculation: thoughts of possible profits
12. distillate:product of distillation
Paraphrase
Unit 1
1、Pretty clearly, anyone who followed my collection of rules would be blessed with a richer life, boundless love from his family and the admiration of the community.
Para：Quite obviously, anyone who was determined to be guided by the rules of self improvement I collected would be happy and have a richer life, infinite affection from his family and the love and respect of the community.
十分明显，遵循我所收藏的规则的人将享有丰富多彩的生活，包括来自家庭无尽的爱和邻居们的羡慕、钦佩。

2、Be spontaneous in showing affection.
Para：Show your love readily and willingly. 自然的流露你的情感。

3、A sincere compliment is worth its weight in gold.
Para：Whole hearted and genuine praise is really valuable.
由衷的赞赏别人值得重金以对。

4、Meet your child at his own level.
Para：Join your children and treat them as your equals. 从孩子的角度出发对待孩子。

5、There was a series of shrieks down the hall. I found Gretchen in tears.
Para：I heard screams down the hall one after another and I found Gretchen crying.
一连串尖叫声从大厅传来，我发现格雷在流泪。

6、The most trivial chore can prove rewarding if approached with zest.
Para：The most unimportant light task may turn out to be worthwhile if it is dealt with eagerly and with interest.
满腔热情的对待细微琐事将会得到回报的。

7、I struck up a conversation with Kit, trying to establish some kind of rapport.
Para：I started to have a conversation with Kit in a friendly way and tried my best to achieve close agreement and understanding between us.
我开始了和kit的谈话，并试着建立一种密切的联系。

8、You never bothered with small talk before. Why start now?
Para：You never troubled yourself to chat with people in the past. Why do you want to start doing it now?
你以前从不会被闲聊打扰，为什么现在会了？
Unit 2
1、 Every night for weeks there had been much preaching, singing, praying, and shouting, and some very hardened sinners had been brought to Christ, and the membership of the church had grown by leaps and bounds.
Para：Every night for weeks, the priests gave sermons, and people sang songs in praise of God, worshipped God and shouted for joy. Some sinners who had never showed signs of shame or repentance were saved from sin and the number of the members of the church increased rapidly.
近几周的每天晚上都有人传教、唱歌、祷告、大叫,还有一些已经被救赎的罪人被带到基督教，教会的人数在迅速增长。

2、The preacher preached a wonderful rhythmical sermon, all moans shouts and lonely cries and dire pictures of hell.
Para：The clergyman spoke on religious matters to the congregation. His speech was marvelously regular and melodious; it was a mixture of the low sounds of pain, grief and suffering, loud and happy as well as lonely cries, and horrible pictures of the world sinners go to when they die.
牧师布道精彩,有呻吟、喊叫、孤独的哭泣以及地狱的可悲画面。

3、And the whole building rocked with prayer and song.
Para：The whole building shook with all the praying and singing.
整个建筑都被祈祷和歌声撼动了。

4、The whole congregation prayed for me alone, in a mighty wail of moans and voices.
Para：All the people attending church service prayed only for me; their praying became one strong and powerful sound of pain and suffering.
全部会众为我一个人祷告，用一种有力的悲叹、呻吟声。

5、Waves of rejoicing swept the place.
Para：The whole church became a sea of great joy. 一阵阵欢乐从这里扫过
6、When things quieted down, in a hushed silence, punctuated by a few ecstatic “Amens”, all the young lambs were blessed in the name of God.
Para：When everything became quiet again, during a respectful silence, which was broken only by several people saying “Amen” extremely joyfully and happily, all the ch ildren were given blessings by the minister in the name of God.
当事情平静下来时,在一种寂静中,穿插着一些狂喜“阿门”,年轻的信徒们被神的名义保佑着。

Unit 3
1、I contend, quite bluntly, that marking up a book is not an act of mutilation but of love.
Para：I argue plainly that making marks in a book is not something done to spoil it but to show its worth and value.
坦白的说，我认为在书上做标记并不是一种，而是爱的行为。

2、But this act of purchase is only the prelude to possession.
Para：Getting the book by payment is merely a preparatory step on the way to ownership.
但是这种支付行为仅仅是你有它的前奏。

3、Full ownership comes only when you have made it a part of yourself.
Para：Only when you have fully absorbed it can you say that you own the book completely.
只有当书成为了你的一部分，你才是真正的拥有了它。

4、The third has a few books or many—every one of them dog-eared and dilapidated, shaken and loosened by continual use, marked and scribbled in from front to back.
Para：The third kind of book owners possess only a few or many books, but every one of them is worn, with the corners of the leaves folded over, and has become less tightly bound because of constant use. There are marks and informally written notes in each book from cover to cover.
第三种人拥有几本或者很多的书，每一本都是卷角破旧的，因为连续的使用而变得松散，并且从头到尾都被做了标记或被潦草的书写过。

5、Id no more scribble all over a first edition of Paradise lost than I’d give my baby a set of crayons and an original Rembrandt!
Para：I would never mark pages of a first edition copy of Paradise Lost, just as I would not give my baby a set of colored pencils and a painting by Rembrandt in the original.
我既没有在初版的失乐园上乱涂写过，也没有给我的孩子一套蜡笔和伦勃朗的真品!
6、If your respect for magnificent binding or typography gets in the way, buy yourself a cheap edition and pay your respects to the author.
Para：If the elaborate cover, style of printing or layout prevent you from marking up a book, then you'd better buy a cheap edition in which you can show your respect to the writer (i.e., by writing notes in it).
如果你对华美的装帧和印刷的尊重妨碍你读书的话,就给自己买一种便宜的版本,对书的作者表达敬意就好。

7、The physical act of writing, with your hand brings words and sentences more sharply before your mind and preserves them better in your memory.
Para：If you write notes in the book yourself, the words and sentences will stand out more distinctly in your mind and last longer in your memory.
物理写作行为，单词和句子由手写前经过你的思想，能更好的保存在你的记忆里。

8、But don’t let anybody tell you that a reader is supposed to be solely on the receiving end. Para：Don't believe that a reader is only expected to take in passively what is in the book (i.e., the reader should also contribute).
但不要让任何人告诉你,读者应该仅在接收端。

9、Understanding is a two-way operation; learning doesn’t consist in being an empty receptacle. Para：Comprehension is a process involving both reception and production. If you remain a container ready only to receive, you cannot expect to learn very much.
理解是一种双向活动，学习不只是作为一个空的容器。

Unit 4
1、“Where excellence is not an act but a habit.”
Para：Where high quality is not just something someone does on certain occasions, but rather something that one does regularly and that one finds it difficult to stop doing.
优秀不是一种行为而是一种习惯。

2、…these days you can point-and-click anywhere on the planet, unencumbered by time or space or long-distance phone tariffs.
Para：... nowadays by using a computer equipped with a modem and pointing and clicking with a mouse, you can get information from any place in this world, and neither time, nor space, nor high long-distance phone tariffs will make it difficult for you to do so.
这些天你可以点击链接地球上的任何地方,不受任何时间、空间或是长途电话费率的限制。

3. Who knew then that from this modest hack would flow the civilization-altering, millionaire-spawning, information suck hole known as the World Wide Web?
Para：Who knew at that time that this humble software consultant would create the World Wide Web which would change our civilization, bring about millionaires, and a rich source of information?
当时谁能想到，这个不起眼的黑客攻击会让改变文明、催生百万富翁、吸收信息的“万维网”(World Wide Web)源源不断地出现呢?
4、It started, of all places, in the Swiss Alps.
Para：Surprisingly enough, such a fact did not take place in an industrial city or town but in the Swiss Alps, which seemed to be remote from industry.
它在瑞士阿尔卑斯山启动了，遍布所有的范围。

5、…that could…keep “track of all the random associations one comes across in real life and brains are supposed to be so good at remembering but sometimes mine wouldn’t.”
Para：... that could keep myself informed about all the chance connections that one may meet with in real life, and which one's brains ought to be good enough to remember, but sometimes I would just not remember.
能够使现实生活和大脑中随机联系的轨迹更有利于记忆，但有时我的不可以。

6、“One had to be able to jump from software documentation to a list of people to a phone book to an organizational chart to whatever.”
Para：On the Internet one should be able to begin from one's own software file and move on to get a list of names of people one wishes to contact, and to get access to a phone book, and to get a chart showing an organization, and to obtain whatever information one wishes to get.
不管怎样你不得不从软件材料跳跃到人的名单、电话簿、编制的图表。

7、In 1991 the World Wide Web debuted, instantly bringing order and clarity to the chaos that was cyberspace.
Para：In 1991 the World Wide Web made its first appearance to the world, and thereafter what used to be chaotic on the computer screen began to be orderly and clear.
1991年，万维网初次亮相，立即给电脑化的混乱带来了规则和明晰。

8、He took a powerful communications system that the elite could use and turned it into a mass medium.
Para：He changed a most effective communications system (i.e., the computer) which used to be only at the disposal of the select educated class into a means of communication for large numbers of common people.
他建立了一个强有力的交流系统，使精英分子能够应用并转化为大众使用的方法
Unit 5
1、Seen from space ,the astronauts tell us, the most distinctive feature of our planet is the ice sheet of Antarctica which“radiates light like a great white lantern across the bottom of the world.
Para：We learn from the astronauts that if we look “down”from space, we will find the most
conspicuous ／outstanding characteristic of Earth to be the thick layer of ice which is Antarctica, which sends light over the southernmost part of the southern hemisphere.
宇航员告诉我们，从太空看下来，地球底部就像一个白色的屋顶反射出明亮的光芒，南极的冰川是地球上最突出的特征。

2、Yet 160 years ago no one had ever set eyes on this vast continent, let alone set foot on it; and ever today man’s tenure of it is unsure and his knowledge comparatively slight.
Para：One hundred and sixty years ago, however, nobody had ever seen this enormous continent, and had certainly not walked on it. Even today whether we can occupy it or not is still uncertain. Further, we know relatively little about it.
然而在160年以前，还没有人见过这片浩瀚的陆地，更不用说涉足了，现在人类对它的占有是不确定的，对它的了解也相对较少。

3、In fact their differences outweigh their similarities. The Arctic is closely hemmed in by the populated landmasses of Europe, America and Asia; the Antarctic in contrast is in splendid isolation, divided from the nearest land by vast reaches of the most tempestuous seas on earth.
Para：The differences between the Arctic and the Antarctic are greater than the similarities. (or, there are more differences than similarities between the Arctic and Antarctic.) The Arctic is tightly surrounded by the continents of Europe, America and Asia where there are permanent populations; whereas the Antarctic is unconnected to anywhere else, separated from the nearest land by vast areas of the world's roughest seas.
事实上它们的不同点远超过相同点，北极被欧洲有人居住的大陆包围着，如美国，亚洲等，南极全然不同，它完全是独特的独立着。

地球上最狂暴的大海这片宽广的水域将南极与离他最近的陆地分开了
4、In these conditions it was possible to stand for no more than a few seconds, and then only by learning forward at an angle of 45.
Para：Under such conditions, a person could only stand for a few seconds, and that was by leaning forward to form an angle of 45° with the ground.
在这种条件下，多呆几秒钟都是不可能的，除非你在45度的角度下练习过。

5、Small wonder that whereas in the eighteenth and early nineteenth centuries man swiftly explored and occupied the rest of his planet, the southernmost continent remained inviolate.
Para：It is not surprising that although man did not hesitate to explore and take possession of most of the earth in the eighteenth and early nineteenth centuries, the continent in the far south was left untouched.
难怪在十八世纪和十九世纪早期人们迅速开发占领这个星球上剩余的土地时，这片地球最南端的大陆会仍然不受侵犯。

Unit 6
1. Before panting little boys could strangle out the words, their mothers knew it.
Para：The mothers had already learned the news before their sons could stammer it out.
在男孩上气不接下气地挤出几个字前，母亲已经知道消息了。

2. The news swept on past the brush houses, and it washed in a foaming wave into the town of stone and plaster.
Para：The news spread from one brush house to another and continued to travel fast into the town. 消息如同海潮般冲过茅草屋，泛着泡沫冲进镇上的豪宅。

3. And when it was made plain who Kino was, the doctor grew stern and judicious at the same time. Para：When the doctor realized that Kino was the man who had asked for his help, he became both serious (about the treatment) and wise ／clever (about how he could gain).
弄清楚谁是Kino后,医生变得严肃认真思考起来。

4. And the doctor’s eyes rolled up a little in their fat hammocks and he thought of Paris.
Para：For a moment the doctor's eyes were focused on nothing as his thoughts turned to Paris.
医生翻滚着他那肥头大耳般的眼睛，然后思绪飘飞到遥远的巴黎去了。

5. The news stirred up something infinitely black and evil in the town, the black distillate was like the scorpion, or like hunger in the smell of food, or like loneliness when love is withheld.
Para：The news caused a profou nd “negative force” to be at work in the town. This could be compared to a scorpion, which causes pain, or the hunger created by the smell of food, or feeling of loneliness which comes when love is refused.
消息挑拨了小镇的罪惡，黑色残留物就像蠍之毒，或美食勾起的食欲，或得不到回报的爱。

6. The poison sacs of the town began to manufacture venom, and the town swelled and puffed with the pressure of it.
Para：What acted as the “venom producing bag”of the town, i.e., the increasing self interest in the townspeople, began to create poison which afflicted the whole town with a negative force.
毒在镇上慢慢蔓延开來，而整个镇沉浸于其中。

Translation
Unit 1
1.每当他午夜下班回家，他总是蹑手蹑脚地上楼，以免吵醒邻居。

Every time he returned home from work at midnight, he would tiptoe upstairs, trying not to disturb his neighbors.
2.为了与新来的邻居建立一种和睦的关系，格林先生不失时机地主动帮她把行李搬进屋子。

To establish some kind of rapport with his new neighbor, Mr. Jones lost no chance in offering to carry her luggage into the house.
3.米勒博士向我们推荐的文章集中论述了空气污染问题，同时也提到了诸如水污染，噪音污染和视觉污染等问题。

The article recommended by Dr. Miller centers on the problem of air pollution; meanwhile, it touches upon other issues such as water pollution, noise pollution and visual pollution.
4.要不是她的朋友时常鼓励她、帮助她，她将一事无成。

If it had not been for the constant encouragement and help from her friends, she couldn’t have accomplished anything.
5.几天前他还对这项计划嗤之以鼻，可是他现在却以高涨的热情去努力落实这项计划，这真是令人难以理解的转变。

It was only a few days ago that he was full of contempt for the new project, but he is now working hard with zest for its realization. What a baffling change!
6.从她的自传可以断定，她对那名钢琴师始终怀有着一种复杂的感情。

Judging from what she wrote in her autobiography, she always had mixed feelings for that pianist. 7.他在大厅里候机时与两名美国旅行者攀谈起来，谈到了很多有趣的跨文化方面的问题。

While waiting in the lounge for the flight, he struck up a conversation with two American travelers and touched on many interesting cross-cultural issues.
8.这些女孩子都害怕晚上单身一人值夜班。

These girls all dread working alone on night duty.
9.我不在乎加班工作，我在乎的是在周末尽做一些无意义的琐碎杂务。

I don’t mind working overtime. What I do mind is working on those insignificant trivial things during the weekend.
10.事实上没有人要求他们在开学的第一天去干什么。

当他们看到教室里乱七八糟时，便自发地打扫了起来。

Actually, nobody asked them to do anything on the first day of school. When they saw the classroom in such a mess, however, they cleaned it spontaneously.
Unit 2
1.这个看上去饱经风霜的渔翁伸出他那由于辛劳而布满老茧的双手，开始讲述了他海上生活的艰难历程。

Holding out his work-gnarled hands, the old fisherman with a weather-beaten face started to tell us about the hardships of his life on the sea.
2.小女孩显然受伤不轻。

她哭了好几个小时，现在仍在呻吟。

The little girl is apparently badly injured. She’s been crying for hours and she’s still moaning.
3.当诺贝尔奖得主由主席陪同走上讲台时，整个大厅顿时爆发出一阵吹呼声和鼓掌声。

As the Nobel Prize winner went onto the platform escorted by the chairman, the whole hall rocked with cheers and clapping.
4.舞会进行到高潮时，舞厅里一片乐曲和歌声。

When the dance party was in full swing, music and songs swirled all around the ballroom.
5.不知是何原因，许多大学生又表现出对中国传统戏剧如京剧和越剧的浓厚兴趣。

For reasons that are not quite understood, there has been a revival of strong interest in traditional Chinese drama, such as Beijing Opera and Shaoxing Opera, among the college students.
6.由于人们成群结队地涌向街头去观看一年一度的节目庆典游行，市中心的交通一度被中断了。

The traffic downtown was held up for a while because crowds of people swarmed into the streets to watch the annual holiday parade.
7.当这个小伙子看到心碎了的父母亲时，他为自己给家庭带来这么多的麻烦而深感羞愧，他跪
在他们的面前乞求宽恕。

When he saw his heart-broken parents, the young man felt so ashamed of himself for causing so much trouble to the family that he went down on his knees and begged their forgiveness.
8.看到久别了的儿子下了船，老人激动不已，可出乎意料的是，小伙子却视而不见，转身就走。

He was very excited at the sight of his son, whom he had not met for a long time, getting off the ship. But it was quite out of his expectation that his son pretended not to see him; and turning his back to his father, the young man walked off right away.
9.这两个邻国结束了长达十年的战争，签署了和约。

自那时起，两国的经济交往和双边贸易得到迅猛发展。

The two neighboring countries stopped the decade-long war and signed a peace agreement. From then on, their economic exchange and bilateral trade developed by leaps and bounds.
10.当这位诺贝尔物理奖获得者出现在师生面前时，全场一片欢腾。

他的演讲不时被震耳欲聋的掌声所打断。

As soon as the winner of Nobel Prize of physics appeared before the faculty and students, the hall broke into a sea of cheers. And his speech was punctuated by deafening chapping.
Unit 3
1.除非你在阅读过程中积极思考，否则是不大可能理解逻辑学的文章的。

You are not likely to grasp an article on logic unless you think actively in the course of / while reading.
2.依作者所见，阅读一本好书的最有效的方法之一是在阅读时动手评注。

According to the author, one of the most effective ways to read a good book is by writing between the lines while reading.
3.他全神贯注地投入在一项克隆实验工作上，根本没有察觉到我进入实验室。

He wa s so absorbed in one of his cloning experiments that he wasn’t aware of my entering the laboratory at all.
4.我不认为幸福在于获取自己所需；我认为幸福在于为社会尽责任。

I don’t think happiness consists in obtaining what you need; I believe happiness consists in doing what you can for society.
5.气压、氧气和温度是宇航员在月球上赖以生存的基本条件。

Air pressure, oxygen and temperature are among the conditions indispensable to the survival of the astronauts on the moon.
6.从某种意义上说，研究生也属科研人员。

In a certain sense, postgraduate students are also researchers.
7.他宁愿把所观察到的东西，无论大事小事，都用笔记下来，也不愿用脑记，因为他相信这么一句话：“好记性不如烂笔头。

”
He would rather set down what he has observed, important or trivial, in his notebook than commit it to his memory, because he believes in the remark that “The worst pen is better than the best memory.”
8.学生原本指望他会解释锐利观察和逻辑思维为何是科学研究必不可缺的品质，但是他的一番讲话不仅没有使人明白，倒反而使人更糊涂了。

He was supposed to explain to the students why sharp observation and logical thinking were indispensable qualities to research work, but his talk was more confusing than clarifying.
9.根据他所提出来的外语学习的理论，一个人在精神松弛的状态下学习英语要比在精神集中的状态下学习英语更有效。

According to his theory of foreign language learning, one can better learn English in a state of relaxation than in a state of concentration.
10.计划和列提纲只是写作的前奏曲，一篇论文的撰写还需要经过初稿、修改、编审等环节。

Planning and outlining are only a prelude to writing. Drafting, revising and editing are necessary steps required of thesis writing.
Unit 4
1.如果你上因特网，接上网就可以在线查询各种有关时事、教育、科技、卫生、娱乐等信息。

If you have access to the Internet and log on to it, you can get information online about current affairs, education, science and technology, finance, public health and entertainment.
2.由于现代化电信手段的快速发展，国际间通信基本上可以不受时空的限制。

Thanks to the rapid development of modern means of telecommunication, international communication is generally unencumbered by time or space.
3.她是一个少说话多做事的科学家。

譬如，这个实验小组里没有一个成员像她那样在这项研究工作中花费了这么多的时间，倾注了这么多的精力。

She is a scientist of action. For one thing, she more than anyone else in the experiment group has devoted so much time and energy to this project.
4.我真弄不懂他为什么整天在摆弄那台老掉牙的电脑。

I really don’t understand why he noodles around that antiquated /old-fashioned computer all day long.
5.万一你无法进入中央数据库，可以打电话给我们的技术服务部请求帮助。

In case you fail to get into the central database, you can call our Technical Support Service Department for help.
6.语言中的介词和冠词是有限的，而名词和动词则是无限的，每天都有新的名词和动词诞生。

A language has a limited number of prepositions and articles, but its nouns and verbs are open-ended and infinite—new words are born every day.
7.越来越多的年轻人意识到英语是通行全球的语言，所以都在业余努力学习英语。

With the awareness that the English language is the lingua franca of the world, an increasing number of young people try to learn English as much as they can in their spare time.
8.这个小伙子的与众不同之处在于，他喜欢以非常规的方式进行思考，不愿同传统观念作妥协。

What distinguishes this young man from others is that he is inclined to think unconventionally, and would make no compromise with traditional ideas.
9.这家研究所是一家非赢利性的机构，其科研项目通常都由一些跨国公司资助。

This research institute is a nonprofit institution whose research projects are usually funded by some multi-national corporations.
10.我公司的总经理完全是一个以市场经济为取向的人。

公司发展每到转折关头，他总是选择市场的道路。

Our general manager is one who is completely oriented toward the market economy. At every critical juncture in the business development of the corporation, he would choose nothing but the market road.。