(an用在以元音音素开始的词前)art. 一,一个:There is a book on the desk. 书桌上有一本书。art.任何一个,每一:We covered the distance at a speed of 60 miles an hour.我们以每小时60英里的速度走过了那段路程。...[继续阅读]

    v. 放弃;抛弃,遗弃:The burning oil tanker was abandoned by the crew.船员们放弃了那艘着火的油轮。In his early years,Luxun abandoned medicine for literature. 鲁迅早年弃医从文。abandon oneself to sth.沉湎于某事:Don’t abandon yourself to despair.别自暴自弃。【自测...[继续阅读]

    n. 节略,缩写:lb is the abbreviation for pound. lb是英磅的缩写。...[继续阅读]

    (abode或abided)v.遵守,坚持,服从:Let us abide temporarily by the majority. 让我们暂时服从多数人的意见吧。If you join the club you have to abide by its rules. 如果你参加俱乐部,就得遵守它的规章。【用法】abide by不能用在被动句中,可以改为主动句,根据...[继续阅读]

    n. 能力,智力,才能:I do not doubt your ability to do the work. 我不怀疑你从事这项工作的能力。The boy shows remarkable ability at mathematics. 这男孩显示出非凡的数学才能。to the best of one’s ability尽力地:I will carry out your instructions to the best of my abil...[继续阅读]

    a. 有能力的,能干的:Owls are able to see in the dark. 猫头鹰能在黑暗中看见东西。He is an able man who you can fall back on. 他是个能干的人,你可以依靠他。【辨析】able,capable,competent able强调“有能力的”,后跟不定式。如:We had hoped that we would be...[继续阅读]

    a、不正常的,反常的:Large families are abnormal today. 大家庭在今天是反常的。It is abnormal if snow falls in October. 十月里下雪是不正常的。...[继续阅读]

    ad. 在船(飞机,车)上,上船(飞机,车):No dangerous articles can be taken aboard. 任何危险物品都不能带上车。prep. 在船(飞机,车)上:They went home aboard a train .他们乘火车回家。【辨析】aboard,board aboard只能用作副词和介词。board用作名词时,意为“木...[继续阅读]

    v.废除,取消:New Zealand abolished the death penalty for murder in 1941.新西兰于1941年废除了谋杀罪的死刑。Bedtime will be abolished during the holidays. 假期里将不执行就寝时间的规定。【辨析】abolish,extinguish abolish主要用于法律、习惯、制度和传统的终...[继续阅读]

    ad. 在周围,附近:We need to drive about 30 minutes to get there. 开车到那里,我们需要大约半个小时的时间。ad. 大约,差不多:About 200 famous professors and experts attended the symposium. 大约200名专家教授参加了这次研讨会。prep. 关于,对于,有关:Tell me som...[继续阅读]