1.abide by (=be faithful to; obey)忠于;遵守。

2.be absent from….缺席，不在

3.absence or mind (=being absent-minded)心不在焉

4.absorb (=take up the attention of)吸引…的注意力(被动语态): be absorbed in全神贯注于…近: be engrossed in; be lost in; be rapt in; be concentrated on; be focused on; be centered on

5.(be) abundant in (be rich in; be well supplied with)富于,富有

6.access (to) (不可数名词)能接近,进入,了解

7.by accident (=by chance, accidentally)偶然地,意外. Without accident (=safely)安全地,

8.of one’s own accord (=without being asked; willingly; freely)自愿地,主动地

9.in accord with与…一致. out of one’s accord with同….不一致

10.with one accord (=with everybody agreeing)一致地

11.in accordance with (=in agreement with)依照,根据

12.on one’s own account 1)为了某人的缘故,为了某人自己的利益2)(=at one’s own risk)自行负责3)(=by oneself)依靠自己on account赊账; on account of因为; on no account不论什么原因也不; of …account有…..重要性.

13.take…into account (=consider)把...考虑进去

14.give sb. an account of说明,解释(理由)

15.account for (=give an explanation or reason for)解释,说明.

16.on account of (=because of)由于,因为.

17.on no account (=in no case, for no reason)绝不要,无论如何不要(放句首时句子要倒装)

18.accuse…of…(=charge…with; blame sb. for sth.; blame sth. on sb.; complain about)指控,控告

19.be accustomed to (=be in the habit of, be used to)习惯于.

20.be acquainted with (=to have knowledge of)了解; (=to have met socially)熟悉

21.act on奉行,按照…行动; act as扮演; act for代理

22.adapt oneself to (=adjust oneself to)使自己适应于

23.adapt…(for) (=make sth. Suitable for a new need)改编,改写(以适应新的需要)

24.in addition (=besides)此外,又,加之

25.in addition to (=as well as, besides, other than)除…外

26.adhere to (=abide by, conform to, comply with, cling to, insist on, persist in, observe, opinion, belief)粘附;坚持,遵循

27.adjacent (=next to, close to)毗邻的,临近的

28.adjust..(to) (=change slightly)调节;适应;

29.admit of (=be capable of, leave room for) …的可能，留有…的余地.

30.in advance (before in time)预告,事先.

31.to advantage有利的,使优点更加突出地.

32.have an advantage over胜过. have the advantage of由于…处于有利条件have the advantage of sb.知道某人所不知道的事

33.take advantage of (=make the best of, utilize, make use of, profit from, harness)利用.

34.agree with赞同(某人意见) agree to同意

35.in agreement (with)同意,一致

36.ahead of在…之前,超过…;……………. ahead of time提前.

37.in the air 1)不肯定,不具体. 2)在谣传中.

38.above all (=especially, most important of all)尤其是,最重要的.

39.in all (=counting everyone or everything, altogether)总共,总计

40.after all毕竟,到底; (not) at all一点也不; all at once (=suddenly)突然; once and for all只此一次; above all最重要的; first of all首先; all in all大体上说; be all in累极了; all but几乎.

41.allow for (=take into consideration, take into account)考虑到,估计到.

42.amount to (=to be equal to)总计,等于.

43.answer for (undertake responsibility for, be liable for, take charge for)对…负责.

44.answer to (=conform to)适合,符合.

45.be anxious about为…焦急不安;或anxious for

46.apologize to sb. for sth.为…向…道歉

47.appeal to sb. for sth.为某事向某人呼吁. appeal to sb.对某人有吸引力

48.apply to sb. for sth.为…向…申请; apply for申请; apply to适用.

49.apply to与…有关;适用

50.approve of (=consent to, be in favor of, favor, agree to, consider good, right)赞成, approve vt.批准