a big headache令人头痛的事情 a fraction of 一部分 a matter of concern 焦点 a series of 一系列，一连串above all 首先，尤其是 absent from不在，缺席 abundant in富于 account for 解释 accuse sb. of sth.控告 add to增加（add up to） after all 毕竟，究竟 agree with同意 ahead of time / schedule提前 ahead of 在...之前（ahead of time 提前） alien to与...相反 all at once 突然，同时 all but 几乎；除了...都 all of a sudden 突然 all over again 再一次，重新 all over 遍及 all right 令人满意的；可以 all the same 仍然，照样的 all the time 一直，始终 angry with sb. at/about sth.生气，愤怒 anxious about/for忧虑，担心 anything but 根本不 apart from 除...外（有/无） appeal to 吸引，申诉，请求 applicable to适用于 apply to适用 appropriate for/to适当，合适 approximate to近似，接近 apt at聪明，善于 apt to易于 around the clock夜以继日 as a matter of fact 实际上 as a result(of) 因此，由于 as a rule 通常，照例 as far as ...be concerned 就...而言 as far as 远至，到...程度 as follows 如下 as for 至于，关于 as good as 和...几乎一样 as if 好像，防腐 as regards 关于，至于 as to 至于，关于 as usual 像平常一样，照例 as well as 除...外（也），即...又 as well 同样，也，还 ashamed of羞愧，害臊 aside from 除...外（还有） ask for the moon异想天开 at a loss 茫然，不知所措 at a time 一次，每次 at all costs 不惜一切代价 at all events 不管怎样，无论如何 at all times 随时，总是 at all 丝毫（不），一点也不 at any rate 无论如何，至少 at best 充其量，至多 at first sight 乍一看，初看起来 at first 最初，起先 at hand 在手边，在附近 at home 在家，在国内 at intervals 不时，每隔... at large 大多数，未被捕获的 at last 终于 at least 至少 at length 最终，终于 at most 至多，不超过 at no time 从不，决不 at one time 曾经，一度；同时 at present 目前，现在 at someone's disposal 任...处理 at the cost of 以...为代价 at the mercy of 任凭...摆布 at the moment 此刻，目前 at this rate 照此速度 at times 有时，间或 aware of意识到 back and forth 来回地，反复地 back of 在...后面 back up后备，支援 bare of几乎没有，缺乏 be able to do能够 be around差不多 be available to sb.可用，可供 be bound to一定 be capable of doing能够 be concerned with 关心…，涉足… be dying to渴望 be fed up with受够了be tired of be in hospital 住院 be in season 上市的/in peak season旺季 be in the mood to do sth. 想做 be pressed for time时间不够 be tied up with忙于 be under the weather 身体不好 beat around the bush 拐弯没角 beat the crowd 避开人群 before long 不久以后 behind schedule 误点 bent on sth. 下定决心做… beside point 离题的，不相干的 beyond one's ability超越某人的能力 beyond question 毫无疑问 book on reserve 须留的图书 booked up 订完了 bound for开往 break down抛锚 break though突破 break up with和某人分手be through with / be finished with bring about 使…发生 bring someone up to date帮某人赶上help someone catch up by accident 偶然 by air 通过航空途径 by all means 尽一切办法，务必 by and by 不久，迟早 by chance 偶然，碰巧 by far 最，...得多 by hand 用手，用体力 by itself 自动地，独自地 by means of 用，依靠 by mistake 错误地，无意地 by no means 决不，并没有 by oneself 单独地，独自地 by reason of 由于 by the way 顺便说说 by virtue of 借助，由于 by way of 经由，通过...方法 call off取消 call on号召，邀请，点某人的名，拜访 capable of能够 careful of/about/with小心，注意 certain of /about确信，肯定 chair a meeting 主持会议 charge sb. with sth.控告 clear of没有，不接触 clever at善于 close to接近，亲近 come in contact with 与…取得联系 come out of sth. alive大难不死 come up (with)提出，拿出 comparable to/with比作/比较 conscious of察觉到，意识到 consequent on随之而来 considerate towards体谅，体贴 contemporary with与...同时代 content with满足于 cost someone an arm and a leg代价很大 count down倒计时 count one's chickens before they are hatched过于乐观 count on依靠 count on依靠 count the day期待 count the day期待 counter to与...相反 crazy about热衷，着迷 critical of挑剔，批评 cry in one's beer借酒消愁 cry on one's shoulder依靠 curious about好奇，想知道 cut down on 减少 cut down削减 cut in插入 cut off切断 cut out切除 cut someone short打断 cut through抄近路 cut up切碎 die out 灭绝