41 as well 也,一样

42 as yet 迄今,到目前为止

43 aside from 除┄之外

44 associate… with… 由…联想到…,把…和...联系起来

45 association with 与……的交往

46 at a disadvantage 处于不利地位

47 at a loss 不知所措

48 at a time 每次,一次

49 at all 丝毫,根本

50 at any moment 即使,随时

51 at first 首先,开始的时候

52 at large 未被捕获的,大多数

53 at last 终于,比较终

54 at least 至少

55 at length 比较终,具体地

56 at most 比较多

57 at no time 从不,决不

58 at one time 曾经,从前曾

59 at the cost of 以……为代价

60 at the least 至少