1. at the thought of一想到…
2. as a whole (=in general) 就整体而论
3. at will 随心所欲
4. (be) abundant in(be rich in; be wellsupplied with) 富于，富有
5. access(to) (不可数名词) 能接近，进入，了解
6. by accident(=by chance, accidentally)偶然地，意外.Without accident(=safely)安全地，
7. of one’s ownaccord(=without being asked; willingly; freely)自愿地 ,主动地
8. in accord with 与…一致 . out ofone’s accord with 同…。不一致
9. with one accord (=with everybodyagreeing)一致地
10. in accordance with (=in agreement with)依照，根据
11. 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
12. take…intoaccount(=consider)把..。考虑进去
13. give sb. an account of 说明， 解释 (理由)
14. account for (=give an explanation orreason for) 解释，说明。
15. on account of (=because of) 由于，因为。
16. on no account(=in no case, for noreason)绝不要，无论如何不要(放句首时句子要倒装)
17. accuse…of…(=charge…with; blamesb. for sth. ; blame sth. on sb. ;
complain about) 指控，控告
18. be accustomed to (=be in the habit of,be used to)习惯于。
19. be acquainted with(=to have knowledgeof) 了解; (=to have met socially)熟悉
20. act on 奉行，按照…行动; act as 扮演; act for 代理
21. adapt oneself to(=adjust oneself to) 使自己适应于
22. adapt…(for) (=make sth.Suitable for a new need) 改编，改写(以适应新的需要)
23. in addition (=besides) 此外， 又， 加之
24. in addition to(=as well as, besides,other than)除…外