VOA常速英语:Fighting Poverty, Protecting Women from HIV

2. lack n. 欠缺;不足;没有
例句：He can not buy it because of his lack of money.
他因缺钱买不起这个。

3. experiment n. 实验;试验
例句：Some people learn by experiment and others learn by experience.
一些人通过实验学习,另一些人则从经验中学习。

4. reduce vt. 缩减, 减少; 降低
例句：He won't reduce the rent of our house.
他不肯减少我们住房的租金。

5. tend vi. 易于; 倾向
例句：My grandmother tends to go to bed early every day.
我祖母每天通常比较早睡。

6. subtle adj. 微妙的; 难以捉摸的; 细微的
例句：Her whole attitude had undergone a subtle change.
她的整个态度发生了微妙的变化。

7. contract v. 染上(恶习, 疾病等)
例句：My son's contracted a severe fever.
我的儿子发高烧。

8. attach adj. 不带附加条件；无任何限制
例句：I got a loan of ￡3000 with no strings attached.
我得到了一笔3 000英镑的贷款，无任何附加条件。

9. abstain vi.戒(尤指酒), 戒除；弃权(不投票)
例句：His doctor ordered him to abstain from beer and wine.
他的医生嘱咐他戒酒。

10. factor n. 因素, 要素
例句：Industry and modesty are the chief factors of his success.
勤奋和谦虚是他成功的主要因素。