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BBC在线收听下载:美国12年来首次出现麻疹死亡病例

2015-07-05来源:BBC

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词汇讲解：

1. separate vt.分开; 分离（使）; 区分
例句：The boxers clinched and the referee had to separate them.
拳击手扭抱在一起, 裁判让他们分开。

2. environmental adj.环境的，由个人环境产生的
例句：China also faces formidable demographic and environmental problems.
中国还面临令人生畏的人口与环境问题。

3. cover vt.遮盖; 掩蔽
例句：Let's cover the cakes with chocolate sprinkles.
咱们把蛋糕用巧克力末撒上。

4. conclude vt.推断; 结束
例句：We conclude that it is quasi-concave.
我们判定它是拟凹的。

5. intent n.意图，目的
例句：He was intent on going abroad for advanced studies.
他一心想出国深造。

6. conducive adj.有助于…的
例句：Fresh air is conducive to health.
新鲜空气有利于健康。

7. urge vt.催促; 推进，驱策
例句：We will urge them to adhere to the Paris Agreement.
我们将敦促他们遵守巴黎协议。

8. announce vt. 宣布; 述说
例句：Please announce to the children that there will be no school this afternoon.
请通知孩子们今天下午不上课。