B2U1单词讲解

1、Words and expressions1. rare adj. 稀罕的，稀有的eg: Pandas are hard to find because theyre so rare.rarely adv. 很少，几乎不Pandas are rarely found in the world now.Pandasfound in the world now. rarelyareRarelypandas从没有任何一个辩论引起了如此多的媒体关注。A debate has rarely attracted so much media attention.A debate attracted so m

2、uch media attention.rarelyhasRarelya debate2. valuable adj. 贵重的，有价值的a valuable experiencebe valuable=be of value valueless adj.没有价值的，不值钱的 invaluable adj. 无价的，非常宝贵的eg: This card may be valueless to you, but for me, its invaluable.这张卡片可能对你来说一文不值，但对我来说却是价值连城。3.search vt./vi. 搜索，搜寻search sth./sb. 搜查某物/搜

3、身search for=look for =hunt for 搜寻search B(搜寻范围) for A (搜索目标) 为找到A而搜查Beg: Firefighters searched the whole building for people who were trapped.in ofin search of 寻找in favor of 支持in praise of 赞扬in need of 需要in charge of 负责，主管in memory of 作为对的纪念in honor of 为了向表达敬意4. amaze vt. 使吃惊，惊讶amazing adj.令人吃惊的amaz

4、ed adj.感到吃惊的be amazed at sth. 对感到吃惊amazement n. 惊讶to ones amazement/ surprisein amazement 惊讶地5. select vt. 挑选，选择区分： 1. select 精挑细选，从同类许多东西中仔细辨别后选择，挑选最合适的 2. pick 选择，采摘，标准不太严格的选择 3. choose 选择，挑选，侧重于通过意志或判断 4. pick up 捡起，拾起 5. pick out 挑选出，分辨出6. design n. 设计，图案，构思 by design=on purpose 故意故意 by chance/a

5、ccident 无意，偶然无意，偶然 design sth. for 为为而设计而设计 be designed for be designed to do 被设计用来做被设计用来做 eg: Washing machine is designed for clothes washing/to wash clothes.vt.设计，计划，构思7. fancy adj.奇特的，异样的fancy jewelry 精美的珠宝eg: She got the highest score in fancy diving（花式跳水）.fancy that 认为 eg: She fancied (that) sh

6、e could hear the bell ring.fancy (sb./ones) doing 想象某人做fancy oneself (as/to be) sth认为自己是eg: She fancies herself (as/to be) a serious teacher.fancy oneself 自命不凡fancy vt. 想象，设想，爱好8.decorate vt. 装饰，装修decorate sth. (with sth.) (用)装饰be decorated witheg: She decorated the tree with flowers and bells.decor

7、ation n. 装饰，装饰品the decoration of room9. jewel n. 珠宝，宝石jewelry n. 珠宝，首饰a piece of jewelry 一件首饰10. belong to 属于A belong to B A属于BAttention:主语是sb./sth.，无被动语态eg: The teddy bear belongs to the baby who is only ten months old.Belongings n.财产，所有物（常用复数常用复数）eg: take all belongings with you11. in return 作为报答，

8、回报eg: My parents give me life and they ask me for nothing in return.in return for sth.eg: Can I buy you lunch in return for your help?11. in turna.依次，轮流eg: Students called out their names in turn in the first class.b.反而，转过来eg： When you push something, in turn, it pushes you at the same time.12. remo

9、ve vt.移开，搬开remove sth. from sp. to sp. 把从移到eg: Please remove your bag from the seat so that I can sit down.13. less than 少于no less than VS not less than no less than 多达，有之多，强调多 eg: He paid no less than $10,000 for his carelessness. 他为自己的大意付了10，000多美元。 not less than 不少于，至少，“less than”的否定式 eg: Not les

10、s than 500 people attended the meeting.more than 多于no more than VS not more than no more than 仅仅，只有，最多不超过，强调少 eg: He is no more than a child. She has no more than three hats. 她只有3顶帽子（太少了） not more than 不多于，不超过，“more than”的否定式 eg: She has not more than three hats. 她至多有3顶帽子（也许不到3顶帽子）14. doubt n.怀疑，疑惑n

11、o/ without/ beyond doubt 无疑地，必定，当然there is no doubt thateg: There is no doubt that light travels faster than sound. no possibility that 没有的可能性There is 没有必要做 no point (in) doing 做没有意义no need to do doubt vt.怀疑，不信主句为肯定句时，从句用if/whether引导主句为否定句时，从句用that引导eg: I doubt if/ whether he would come. I never dou

12、bted that he would come.doubtful adj. 难以预测的，怀疑的15. mystery n.神秘，神秘的事情eg:The crop circle is one of the greatest unsolved mysteries of this century.mysterious adj. 神秘的，奇怪的16. former adj. 以前的，从前的in former times 从前the former (两者中的)前者the latter (两者中的)后者17. rebuild vt.重建rebuild-rebuilt-rebuiltre-前缀，表示再,重新

13、eg:re-read reappearregain retellreview18. worthprep.值得的，相当于的价值n.价值，作用adj. 有价值的be (well) worth sth./doing sth.eg: be worth the money/ effort/ a tryThis museum is worth a visit/ visiting.worthy adj. 值得的 of n. be worthy + to be done值得被做 eg: This museum is worthy of a visit of being visited. to be visit

14、ed.of being doneworthwhile adj. 有价值的，值得花时间的be worthwhile to do/doing 值得去做eg:It s worthwhile to visit the museum. visiting the museum.,19. apart adv.分离地，分别地takeapart 拆开 puttogethtereg: He had to take the clock apart to repair it.tellapart 区分eg: The twins look so alike that its hard to tell them apart

15、.apart from 除之外Apart from English, he can also speak French and Japanese fluently. 除了之外except 剔除关系，整体中不包括“除了”的部分，且排除的部分与前面所述整体词属同类eg: All the other students arrived early except Jack.除了杰克，其他五位同学都早到了（不包括Jack）except for 排除的部分与前面所述整体词不属于同类eg: Your essay is well written except for a minor grammatical mi

16、stake.besides 追加关系，整体中不包括“除了”的部分，排除的部分与前面所述整体词属于同类eg: Five other students arrived early besides Jack. 除了杰克，其他五位同学都早到了。（包括Jack）apart from= except+except for+besides20. trial n.1. 审判，审讯2. 实验through trial and error 经过试验和失败eg: Most inventions are made through trial and error.21. evidence n.u 根据，证据eviden

17、t adj. 明显的，显而易见的Its evident (to sb.) (that) 很显而易见eg: Its evident that he has no experience in this work.22. explode vi.爆炸blow up eg: The fireworks exploded in the sky. They blow up the building. explosion n.爆炸 eg: a bomb/nuclear/ gas explosion explosive adj. 易爆的 eg: an explosive device 易爆装置 暴躁的 eg:

18、an explosive temper 暴躁的脾气东西爆炸人为炸毁23. entrance n.入口entrance to sp. 到的入口entrance of sp. 的入口enter vt.进入exit n.出口24.sailor n. 水手，海员sail v. 航行sail into harbor 驶入海港sail the Atlantic 在大西洋上航行25. sink vi.下沉，沉下eg: The Titanic sank to the bottom of the sea.sink-sank, sunk- sunk, sunkenswim- swam- swum drink- drank- drunk26