1 a hostof大量2 a test for检测目的3 a teston对..进出行测试4 a test with检测手段5 above all最重要的：初见素6 according to根据7 achieve equilibrium取得平衡8 achieve one's purpose达到目的9 achieve success获得成功11ad0n遵照.行动，作用于：12adon对.有影响13 add up to总计，合计15 adhere to坚特，奉行；16 after all毕竞，均不合题意；17 agree on对.取得一致意见18 agree to同意19 agree with sb.同意某人的话初见素21 altemate(with)交替；22 amountto合计，共计：23 an equal to与.相当的人物，地相同的人24 and yet然而25 anything but一点也不；26 anything like像.那样的东西27 anywhere near接近于29 apply to向.申请，适用于30 appreciation of对.的欣赏/赞赏31 argue against反对32 as a result of作为.的结果，由于33 as a result(作为结果，因此表结果，用不用逗号隔开看情况而定34 as a whole作为一个整体，整个看来初见素35 as far as.-/are concerned就.而言36 as for至于，就方面说37asif好像，仿偏39 asthough好像，仿佛41 as well也，一样43 aside from除.之外；44ass0 ciate.with.由联想到，把联系起来45 association with与.的交往46 at a disadvantage处于不利地位47 ata loss不知所措48 ata time每次，一次49 at all丝毫，根本；初见素50 at any moment即使，随时.51 atfirst首先，开始的时候；52 atlarge未被捕获的，大多数：53 atlast终于，最终54 atleast至少55 atlength最终，详细地：56 at most最多57 atno time从不，决不58 at one time曾经，从前曾59 at the costof以.为代价60 at the least至少：61 attimes有时，间或：62 at..speed以的速度63 attend on照顾，侍候；64 attribute.to把.归于初见素65 backup后退，支持；66 base on基于67 be able to能够，胜任68 be about to正打算69 be accustomed to习惯于70 be associated with与.有关，与.有关系71 be aware of意识到；72 be capable of有能力干；73 be caught遇到，陷入74 be committed to被交给，答应承担义务；75 be confined to限制在，局限于：76 be confined/be restricted受.限制77 be dedicated to献，献给：初见素78 be devoted to被拥于，贡献给79 be directed to指向，针对80 be drawn to被所吸引；81 be due to由于，因此82 be exposed to暴露在下，处在的作用之下；83 be fond of喜爱84 be full of充满他85 be habitual to(him)对（他来说）习以为常86 be in order合适，恰当.87 be involved in参与，参加；88 be involved with与有关连89 be left to由来决定，由.来想办法：90 be limited to限制在，限定在.…；91 be linked to/with something与.连接92 be proud of为.而骄做.初见素93 be referred to被提及，被提交94 be related to与.有关96 be subject to经受，遭受；97 be suitable for适合于98 be sure of对的肯定；99 be thrown in额外赠送100 be tied by/with被捆绑101 be tied to束缚于，捆绑于1O3 behind time晚点104 belief in对..的真实性或正确性具有的信心105 believe(..tobe)相信.是106 better than好于.…初见素107 beyond question毋庸置疑108 break away脱离，迷跑109 break down损坏，分解，瓦解110 break into闯入111 break in强行进行，打断112 break off新绝，结束113 break out突发，爆发114 break through突破115 break up终止，结束，打碎116 bring about产生；117 bring forward出.118 bring out使出现：公布；出版；119 bring up培养，养大：120 by accident偶然，含有不幸的因素121 by all means无论如何，必定122 by chance偶然，意外地123 by choice处于选择初见素124 by contrast对比之下；125 by means of用，依靠；借助于126 by means of借助于127 by mistake错误地128 by the way顶便提-下129 by virtue of凭借，借助；因为，130 by way of经由，通过方式131 call forth晚起，引起132 call for避请，要求，需要