VOA慢速英语:US Security Agency Contractor Arrested

1. investigate vt.调查; 研究; 审查
例句：Gas officials are investigating the cause of an explosion which badly damaged a house in Hampshire
煤气系统的官员正在调查一起瓦斯爆炸的起因，这起事故严重毁坏了汉普郡的一所房屋。

2. classify vt. 分类，归类; 把…列为密件
例句：It is necessary initially to classify the headaches into certain types
首先，必须将头痛分为几个类型。

3. design vt.设计; 绘制
例句：They wanted to design a machine that was both attractive and practical.
他们想设计一种既美观又实用的机械。

4. cooperate vi.合作，配合，协助
例句：We want to cooperate with both the administration and Congress.
我们既想与政府合作，也想与国会合作。

5. investigation n.侦查; （正式的） 调查，研究
例句：We are making a thorough investigation
我们正在进行彻底调查。

6. admit vt.许可进入; 承认
例句：I am willing to admit that I do make mistakes
我愿意承认我确实会犯错。

7. prove vt.证明，证实
例句: Please prove your identity.
请证明你的身份。

8. convict vt.宣判有罪; 证明…有罪
例句：In 1977 he was convicted of murder and sentenced to life imprisonment
1977年，他被判谋杀罪名成立，判处终身监禁。