Computers-词汇讲解学案

1、Computers词汇讲解学案1. calculate vt.(1) 计算，核算e.g. The committee calculated the costs very carefully.(2) 估计e.g. I calculate what it will cost.(3) 美口以为；认为e.g. I calculate all of them will come here.(4) 打算或计划做某事e.g. This advertisement is calculated to attract the attention of children.The loss has not yet b

2、een accurately, but it is believed to be well beyond a hundredmillion dollars.A. calculated B. consider C. completed D. controlled2. compare v. & n.(1) 比较，对比compare A with B 把 A 与 B 相比较 compare A to B 把 A 比作 B(2) vi.与类似、相似compare with/to sb./sth. 比起某人、某物，与某人、某物相比e.g. This school compares with th

3、e best in the country.(3) 独一无二的东西，举世无双e.g. a diamond beyond comparecompare notes with sb. 与某人交换看法(或意见等)3. universal(1) 全世界的，共同的，全体的e.g. Agreement on this issue is almost universal.(2) 普遍存在的；广泛适用的e.g. a universal problemAlthough I was young I could simplify difficult sums.although 引导让步状语从句。4. simplif

4、ya simplified text 简易读本5. sum n. & v.(1) n. C总数，总和e.g. The sum of two and five is seven.(2) n. C金额，钱数e.g. It will cost an enormous sum to build the stadium.(3) n. (pl.)算术题e.g. Tom is better at sums than I am.(4) vt. & vi.共计e.g. sum up the figuresin sum 总而言之 sum up总结，概括6. before(1) 在以前e.g. He

5、 had left before I arrived.之后才常用结构：It will be +时间+ before +从句 多久之后才It will bot be + 时间+ before +从句 没过多久就会e.g. It will be three years before we meet aga in.(3) (不久)就；还没来得及就常见结构：It was(wasn ' t)时间+ before +从句e.g. It wasn' t long before he returned from abroad.7. artificial(1) 人工的；人造的；假的an arti

6、ficial flower/limb人为的；非自然的e.g. An in terview is a very artificial situati on.虚假的；假装的artificial emoti on8. intelligence智力，材质；消息，情报e.g. Use your in tellige nee.secret in tellige nee9. solve解答；解决辨析：易混词辨析例句resolve表示决心；解决困难；分解等。The con flict was resolvedsolve主要表示解答难题等。He has solved all the problems.辨析:易混

7、词辨析例句solve“解决”，侧重的是给出一个答案。solve a mystery/a puzzle/difficulties/a problemsettle“解决”，其对象通常是某种争端。settle an issue/a n argume nt/amatter/aquarrel10. from onfrom then/that time on 从那时起from now on 从现在起from to from morning to night11. reality辨析：易混词辨析例句reality“真实，实在”，指某事物的 确存在。The film showed life in the po

8、or area with great reality.truth“真实，真理”，指对人或事 实而言。This is an eter nal truth.12. shareshare sth. with sb.share sth. amon g/betwee n sb.share and share alike13. applicationapply申请；应用14. communication(1) U交流，通讯(2) C交通或通讯设备15. finance n. & v.(finacial)(1) n.资金e.g. finance for educationn .U财政；金融；财务e.

9、g. the Minister of Finance 财政部长the finance director/department 财务主任、财务科(finances)(pl.)(个人、组织、国家的)财力，财源，财务管理e.g. Buying the new house put a severe stra in on our finan ces.(4) v.给提供资金e.g. He took a job to finance his stay in Australia.16. mobile adj. & n.(1) adj.非固定的，可移动的e.g. mobile equipme nta m

10、obile shop a mobile hospital mobile home(2) adj.行动方便的，腿脚灵便的(3) adj.易于变换社会阶层(或工作、住处)的，流动的e.g. a mobile workforce(4) adj.多变的，易变的e.g. She has a mobile face.(5) n.风铃，(可随风摆动的)悬挂饰物17. explore vt.(1)探测，勘察，探险e.g. The ocea ns have not yet bee n fully explored.(2) 探究，仔细查阅e.g. I ' II explore the possibilit

11、y of getting a job here.18. goal n.(1) 目标；目的e.g. Goals determ ine what you are going to be.(2) 进球；得分e.g. get/make a goal球门e.g. keep goal 守球门achieve one' s goal kick a goal19. provide with e.g. They provided food and clothing for the homeless. provide sb. with sth. = provide sth. to/for sb.e.g. T

12、he sun provides us with light and vide aga inst provide for sb.辨析：20. downloadupload上传log off/out注销，下线search engine 搜索弓 I擎 chat room聊天室log on/in登录，上线 click点击易混词辨析例句provide“事先准备好”必需品来供应。supply“补给不足”的人员或设备。The compa ny supplies tents to the deparme nt.21. in realityas a matter of factin fact i

13、n actual fact22. give away(1) 捐赠，赠送，分送e.g. He gave away most of his money to the charity.(2) 分发，颁发e.g. The headmaster gave away the prizes at the school sports day.(3) 泄漏，暴露e.g. give away the secrets(4) 丧失，失去e.g. He gave away his fortun ate.23. consistconsist in 在于consist with 与consist of 由组成 e.g. O

14、ur team con sists of 11 members.Happ in ess con sists in health.由组成用被动语态：be made up of be composed of用主动语态：con sist of24. advantage(1)优势，有点e.g. I had the adva ntage of him.(=l was in a better positi on tha n he was.)利益，好处e.g. There will be no adva ntage in doingtake advantage of 利用 be of advantage t

15、o 对有利 to the advantage of sb.对某人有利辨析：易混词辨析例句adva ntage指在物质利益方面及竞争中 所占的优势或有利条件。There will be no advantage in wasting fit多局限于物或金钱的利益， 指“利润”时，常用复数。The bank did not make profits last year.benefit常用的词，可兼指物质和精 神两方面的好处。The new factory will be a great ben efit to the tow n.25. reasonthe reas on whyt

16、he reas on for whiche.g. I want to know the reas on why he failed the exam.26. signal v. & n.(1) v.发信号；示意e.g. Mary was sig nali ng to us.(2) n.信号，暗号(3) n.电信号e.g. TV sig nals a radio sig nalIn our class, whe n the bell and the teacher closed his book, it was a signal everyone to stand up(它正是大家要起立

17、的信号)(sig nal)27. in a way = in one wayon the way by the way in the way28. make up(1)编排e.g. He made up the n ame list.由组成，构成 be made up of(3) 编造，捏造e.g. The whole story is made up.(4) 凑足，补足或补齐某事物e.g. We n eed 10,000 dollars to make up the sum required.弥补；补考e.g. She ' II make up the final exam.化妆e.

18、g. She took over an hour to make up.(7) 铺床，支起(临时的床)e.g. They made up a bed on the floor.(8) 与某人和解、和好e.g. They quarreled but soon made up.American Indiansabout five percent of the U.S. population.( 2008 浙江)A. fill up B. bring up C. make up D. set up29. after allat all after all above all in allWhy are you so anxious? It isn ' t your problem after(毕竟这不是你的问题)(a