n. ①(价格、债款等)折扣：a discount of 10% 九折

②贴现，贴息

vt. ①给…打折扣：Our shop discounts all our goods.

②给(期票)贴现

③不重视，低估：His rich experience is not to be discounted.

21. discover

vt. ①发现，发觉：We have discovered that he is quite careful in his work.

②暴露，显示：discover oneself 显露自己的身份

discovery n. 发现，被发现的事物：make new discoveries in science 在科学上作出新发现

22. discrimination

n. 歧视;辨别;识别力

racial discrimination 种族歧视

man of discrimination 有眼光的人

23. dismiss

vt. ①让…离开，打发

②(from)免…的职，开除，解雇：He was dismissed from his post.

③解散，遣散：The leader dismissed the meeting.

24. disturb

vt. ①打搅，妨碍：I'm sorry to disturb you.

②弄乱，打乱：Don't disturb my things.

25. domestic

a. ①家庭的，家里的：The police called the fight between the husband and wife a domestic matter.

②本国的，国内的：domestic flight 国内航班

③驯养的：domestic animals 家兽

26. eager

a. (for)渴望的，热切的：She is eager for success.

27. economic

a. 经济的，经济学的：The country is in a bad economic state.

28. elect

vt. ①选举，推选：We elected him our monitor.

②选择，决定：He has elected to become a teacher.

election n. 选举，推举，当选：lose an election 在选举中遭到失败

29. emphasis

n. (emphases)强调，重点：This dictionary puts special emphasis upon grammar.

30. ensure

vt. 保证，确保，担保：This medicine will ensure you a good night's sleep.

31. enterprise

n. ①事业，计划：Building the canal was a bold(英勇的) enterprise.

②事业心，进取心：He is a man of great enterprise.

③企业(事业)单位，公司：The new enterprise will require additional staff and equipment.

32. enthusiastic

a. 热情的，热心的：I'm really very enthusiastic about that.

33. entirely

adv. 整个地，全部地：I entirely agree with you. 我完全同意你的看法。

34. entry

n. ①进入：The thieves gained entry through all open kitchen window.

②入口处，门口：A crowd blocked the entry.

③登记，条目，词条：

④参赛的人(物)，参赛者名单

35. environment

n. 环境，周围状况，自然环境：a clean environment 清洁的环境

36. estimate

v. ①估计，估价：I estimate that Tom will be promoted to department manager.

②评价，评估：He is highly estimated among his colleagues.

n. 估计，估价，(用复数)预算：We made an estimate of the cost of the holiday.

37. evidence

n. ①根据，证据，证物：There wasn't enough evidence to prove him guilty.

②形迹，迹象：The room bore evidence of a struggle.

in evidence 可看见的，明显的，显眼的

38. excellent

a. 优秀的，卓越的，杰出的：I think that's an excellent proposal.

39. exist

vi. ①存在：Salt exists in many things.

②生存，生活：We can't exist without food and water.

40. extend

vt. ①延长，延伸：The headmaster extended our holiday by four days.

②扩大，扩展，扩充：He extended his arms in front of him as if he were praying to God.

③给予，提供：The bank will extend you credit(贷款).

vi. 伸展，扩大，延续：This park extends for a long way.

41. extra

a. ①额外的：extra pay for extra work 加班费

②特别的：all extra edition 特刊

n. 额外的东西，附加费用：Meals are all extra.

adv. 特别地：work extra hard 工作非常努力

42. factor

n. 因素，要素：Ability, industry and health are factors of success.

43. fair

a. ①公平的，公正的，合理的：fail play 公平竞争

②相当大的，尚好的，充足的：A fair amount of rain has fallen.

③金发的，(肤色)白皙的：a fair haired girl 金发女郎

④(天气)晴朗的：fair weather 晴朗的天气

fair n. ①定期市集，庙会：a farm produce fair 农产品集市

②博览会，交易会：a world's fair 世界博览会

fairly adv. ①公正地，公平地：I felt I hadn't been treated fairly.

②相当，还算：It's fairly hot today.