VOA慢速英语:A Blog With Answers for Foreign Students

1. suppose vt. 猜想
例句: I suppose he is still in town.
我想他还在城里。

2. financial adj. 财政的;金融的
例句：New York is a great financial center.
纽约是一个重要的金融中心。

3. complicate vt. 使复杂化;使费解;使难对付
例句：The child's existence complicated matters considerably.
这个小孩子的存在使问题大为复杂。

4. improve vt. 改进,改善
例句：He put forward a plan for improving the rate of production.
他提出了一个提高生产率的计划。

5. catalog vt. 为...编目;将...编入目录
例句：The new books are being cataloged.
新书正在编目。

6. research n. (学术)研究;调查,探究
例句：She's doing cancer research.
她在从事癌症研究。

7. security n. 安全,安全感
例句：Two guards looked after the security of the property.
两个警卫看管财产的安全。