ace
    n. 1.(紙牌等中的)幺點(diǎn)，“A”牌
    2.(網(wǎng)球等比賽中)發(fā)球得分
    3.(在某方面的)佼佼者
    a. 第一流的，杰出的
    A: Do you play the acoustic guitar?
    B: Usually I play the electric.
    acoustic
    a. 1.聽覺的，聲音的
    2.(樂器)原聲的采集者退散
    A: Have you acquainted yourself with the material yet?
    B: No, I still have to read the book.
    acquaint
    vt. (with)使認(rèn)識，使了解，使熟悉
    A: Has the case come to a close?
    B: Yes, the suspect was acquitted because there was not enough evidence.
    acquit
    vt. 1.宣判……無罪
    2.(oneself)使(自己)作出某種表現(xiàn)
    A: If you press that red button you will activate the bomb.
    B:I’ll be sure not to press it then.
    activate
    vt. 使活動起來，使開始起作用
    A: What do you want to be when you grow up?
    B: A feminist activist , working for female rights
    activist
    n.(政治活動的)積極分子，活動家
    A: Do you drink tea?
    B: Yes, but I am addicted to coffee.
    addict
    n. 1.有癮的人;2.入迷的人
    vt. 使成癮，使入迷
    A: I watch too much television.
    B: Me too, it is addictive
    addictive
    a. 使人入迷的，使人上癮的
    A: Are you going to wear those old shoes to the wedding?
    B: Yeah, I hate adhering to formalities.
    adhere
    vi. (to )1.黏附，附著;2.遵守，堅持;3.追隨，支持
    A: Your poster has fallen down from the wall.
    B: I ran out of adhesive and forgot buy some more.
    adhesive
    n. 黏合劑
    a. 可黏著的，粘性的
    A: Where do you live?
    B: Adjacent to the hospital, and near the school.
    adjacent
    a. (to)鄰近的，毗連的
    A: I always see Mary and Bill together.
    B: I do too, it is like as if they were adjoined at the hip.
    adjoin
    vt. 貼近，與…毗連
    A: The pharmacy down the road is closed.
    B: Yes, it lost its license to administer over the counter drugs.
    administer
    vt. 1.掌管，料理…的事務(wù);2.施行，實施;3.給予，派給，投(藥)
    A: I am reading a book about a sailing voyage set in 1900.
    B: Is that the one where the admiral gets thrown overboard?
    admiral
    n. 海軍將領(lǐng)，艦隊司令
    A: He looks too young to be at university.
    B: I thought he was just an adolescent
    adolescent
    n. 青少年
    a. 青春期的，青少年的
    A: I simply adore the band U2.
    B: They are good , but I prefer The Cranberries.
    adore
    vt. 1.崇拜，致敬，愛慕;2.非常喜歡
    A: Did you enjoy the wedding?
    B: It was beautiful, the bride was adorned with rose in her hair.
    adorn
    vt. 裝飾，使生色
    A: I can not wait until advent is over.
    B: Likewise, then I can open all of my Christmas presents.
    advent
    n. 出現(xiàn)，到來
    A: Peter and Mary are always fighting.
    B: I didn’t know that they had an adversary relationship.
    adversary
    n. 對手，敵手
    A: Did you see the thunder and lightening last night?
    B: No, but the weather has been unusually adverse resently