41.as for至于,关于
42.as good as和...几乎一样
43.as if好像防腐
44.as regards关于,至于
45.as to至于,关于
46.as usual像平常一样照例
47.as well as除..外(也),即...又
48.as well同样,也,还
49.ashamed of羞愧,害臊
50.aside from除...外(还有)
51.ask for the moon异想天开
52.at a loss茫然,不知所措
53.at a time一次,每次
54.at all costs不惜一切代价
55.at all events不管怎样,无论怎样
56.at all times 随时,总是
57.at all丝毫(不),一点也不
58.at any rate无论怎样,至少
59.at best 充其量,至多
60.at first sight乍一看,初看起来
61.at first最初,起先
62.at hand在手边,在附近
63.at heart内心里,本质上
64.at home在家,在国内
65. at intervals不时,每隔..
66.at large大多数,未被捕获的
67.at last终于
68.at least至少
69.at length 最终,终于
70.at most至多,不超过
71.at no time 从不,决不
72.at one time曾经,一度;同时
73.at present目前,现在
74.at someone's disposal任...处理
75.at the cost of 以...为代价
76.at the mercy of任凭...摆布
77.at the moment 此刻,目前
78.at this rate照此速度
79.at times有时,间或
80. aware of意识到