1. Accompanist：n. 伴奏者，和奏者

2. Accredit：v. 1. 认为（某说法等）出自某人；2. 委派

The discovery of distillation is usually accredited to the Arabs of the 11th century.

通常认为，蒸馏法是阿拉伯人在11世纪发明的。

Our envoy was accredited to the new government.

我国已向该国新政府派遣了外交使节。

3. Accrue：v. 增长，增加

Interest accrues on a bank accout.

银行账户的利息在增长。

4. Acquiesce：v. 默认，顺从，默许

After a lot of persuasion, he finally acquiesced.

经过多次劝说，他最终默许了。

Senior government figures must have acquiesced in the cover-up.

政府高级官员必然已经默许掩盖真相。

5. Acquittal：n. 无罪的判决

Of the three cases that went to trial, two ended in acquittals.

所审理的三个案件中, 有两个被判无罪。

6. Acrimony：n. 严厉，辛辣

They parted without acrimony.

他们分手时没有相互反唇相讥。

This book review was written with acrimony.

这篇书评语言刻薄。

7. Acumen：n. 敏锐，聪明，洞察力

political acumen

政治才干

business acumen

营业本领

8. Adamant：a. 坚定不移的，强硬的

We are adamant on the building of a well-off society.

在建设小康社会这一点上，我们是坚定不移的。

9. Addictive：a. （使人）上瘾的，沉迷的

The problem with video game is that they’re addictive.

电子游戏机的问题在于它们会使人上瘾。

10. Additive：a. 粘性物质（如黏胶）