adolescent (尤指16岁以下的)青少年 a film aimed at adolescents

advance 使向前移动 advance a chessman

sector n.部门，部分;防御地段，防区;扇形

seemingly ad. in appearance; apparently 表面上的，看起来的

segregate vt. separate or keep apart from others 分离，隔离

serial n.连本影片，连本电视节目 a.连续的

setback n.挫折;失效;复发;倒退

shabby a.简陋的，破旧的;卑鄙的，不正当的

aggravate 加重，加剧，恶化 aggravate the declining economy

aggressive 侵犯的，侵略的 an aggressive weapon

allied 结盟的，有关联的 allied nations

allowance 津贴，补贴，零用钱 a housing allowance

alter 改变，更改 alter an attitude

alternate 交替，轮流 Night and day alternate.

arouse 使......奋发 A man like Tom will be aroused. Don’t worry.

array 排列，队形 The troops were formed in battle array.

articulate 发音清晰的，善于表达的 He is articulate about everything in the field of economics.

shatter n.碎片;粉碎　v.粉碎;使疲惫;使震骇

shove vt.乱推;乱塞 vi.用力推，挤 n.猛推

shuttle n.往返汽车/列车/飞机;穿梭 v.往返穿梭

adverse 不友好的，敌对的 She felt adverse to her husband’s friends.

advocate 拥护，提倡，主张 advocate self-defence

aesthetic 美学的，艺术的，审美 an aesthetic theory

affliliate 使隶属(或附属)于，使成为会员 a government affiliated company

affirm 断言，申明 affirm the truth of a statement

artificial 人工的，人造的，人为的 artificial price controls

ascend 登高，(渐渐)上升，升高 The airplane ascended into the cloud.

ascertain 查明，弄清，确定 I ascertained that he was dead.

ashamed 惭愧的，羞耻的 I am ashamed for being so stupid.

ashore 向岸，向陆地 He swam ashore.

aside 在旁边 We stood aside to let her pass.

assault 攻击，袭击 We made an assault on the enemy fort.

assemble 集合，召集 assemble the members of Parliament for a special meeting.

assert 肯定地说(出)，坚定地断言 He asserted his innocence.

assess 估价，评价，评论 assess the present state of the economy

assign 分配，布置(作业) The teacher assigned (us) a new lesson.

assimilate 吸收，消化 He is quick to assimilate new ideas.

associate (使)联系，(使)结合 We naturally associated the name of Darwin with the doctrine of evolution.

bar 条，块，杆，棒, 酒吧 a bar of gold

beforehand 预先，事先 If you wanted soup for lunch you should have told me beforehand.

bewilder 使迷惑，使糊涂 I’m bewildered as to which one to buy.