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BBC在线收听下载:深陷作弊丑闻穆迪下调大众信贷评级

2015-11-06来源:BBC

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词汇讲解：

1. explosive adj.爆炸的; 易爆炸的
例句：Gasoline fumes are highly explosive.
气态汽油极其易爆。

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

3. prompt adj.迅速的; 敏捷的
例句：She needed an occasional prompt.
她需要不时给予提示.

4. invest vt.投资; 花费
例句：Can I be sure of a profit if I invest?
我要是投资, 肯定能获利吗?

5. surrender vi.投降; 自首
例句：They preferred death to surrender in their struggle against the enemy.
他们在对敌斗争中宁死不屈。

6. choose vt.挑选; 认为…比其它更可取
例句：Whatever method you choose, you must consistently stick with it.
无论采用哪种方式，你都必须要坚持一致。