accusation/accuse
accusation/ˌækju:ˈzeiʃən/ [u] & [c]指责；指控；控告：to be under an accusation of被控告…，被指责…；to bring an accusation against对…起诉，谴责；to deny/repudiate an acc···
accustom/accustomed
accustom/əˈkʌstəm/vt.使…惯于：accustom a person to do sth.使人习惯于做某事；accustom oneself to early rising养成早起的习惯；be accustomed to speaking English说惯了英语accustom···
ace
ace/eis/ I.n.［c］王牌飞行员（击落敌机五架以上者）：a motorcycle ace王牌摩托车手The plane had a breakdown in the air, but it was fortunately removed by the ace pilot.飞机在空中发生···
ache
ache/eik/ I.n.［c］疼痛：headache头疼；stomach (tooth) ache胃(牙)痛；feel an ache in one’s chest感到胸部疼痛‖II.vi.疼痛：My head aches badly.我头疼得厉害。He ached all over.他全身···
achieve/achievement
achieve/əˈtʃi:v/vt.取得(胜利，成功等)；实现(目标，目的等)，实现；达到：achieve great victories取得伟大的胜利；achieve success (victory)取得成功(胜利)；achieve industrialization实···
acid
acid/ˈæsid/ I.n.［c］&［u］酸，酸性物质：the acid test酸性试验；严格的考验This chemical acts a part of an acid in our experiment.这种化学药品在我们的试验中起酸的作用。‖II.ad···
acknowledge/acknowledgement
acknowledge/əkˈnɔlidʒ/vt.1.承认，认为属实（跟名词/代词、v-ing、从句和复合结构）：acknowledge one’s mistakes承认自己的错误They acknowledge having been defeated.他们承认已被打败···
acoustic
acoustic/əˈｋu:stik/adj.有关声音的，声学的，音响的：the acoustic properties of a room房间的音响效果Animals use a whole rang of acoustic, visual, and chemical signals in their sys···
acquaint/acquaintance
acquaint/əˈkweint/vt.(常与with连用)使了解，使认识，介绍：acquaint sb. (oneself) with sth.把…通知某人：I acquainted him with the facts of the case我将这个案子/病例的实情通知了他。···
acquire/acquisition
acquire/əˈkwaiə/vt.(经过学习)得到，获得：acquire a knowledge of English获得英语知识［考句］It is through learning that the individual acquires many habitual ways of reacting to ···
