BBC news 2010-02-03 加文本

例句：These arrangements are subject to periodic reviews.
       这几项安排须定期检查。

评论性刊物, 评论

例句：The college published a drama review.
      学院出版了一份戏剧评论刊物。

2.emerge vi.出现; 显出; 暴露

例句：The submarine at last emerged.
      那艘潜艇终于浮出了水面。

      It emerged that her past behaviour was far from irreproachable.
      事实表明, 她过去的行为绝非无可非议。

3.evolve vt.vi.演变; 进化

例句：Language is constantly and gradually evolving.
      语言在不断地缓慢发展。

      He has evolved a new theory.
      他已形成了一种新学说。

4.conceal v.隐瞒,隐匿,隐蔽,隐藏

例句：It's against law to conceal evidence.
      隐藏证据是违法的。

5.espionage n.谍报活动; 间谍行为

例句：They were convicted of espionage.
      他们被判有间谍罪。

6.retract vt.vi.撤回或撤消

例句：You may retract that statement.
      你可以撤回那个声明。

7.volatile adj.易变的, 无长性的，无定性的，反复无常的, 易激动的

例句：With the markets being so volatile, investments are at great risk.
      由于市场那么变化不定, 投资冒着很大的风险。

8.sporadic adj.偶尔发生的；间或出现的；阵发性的；断断续续的

例句：There were reports of sporadic fighting in the streets.
      有报道说街上有零星战斗。

9.malicious adj.恶意的, 恶毒的

例句：Their talk was slightly malicious.
      他们的谈话有点儿心怀不轨。