VOA慢速英语:Rethinking 'Good' Cholesterol; PSA Test Debate

1. cholesterol n. 【生化】胆固醇
例句：A normal cell produces only a minute amount of its owncholesterol. 
一个正常细胞只为自己制造极微量的胆固醇。

2. reduce vt. 减少;缩小;降低
例句：He is trying to reduce expenses.
他正试图减少开支。

3. assumption n. 假定,设想
例句：The facts proved her assumption wrong.
事实证明她的设想是错的。

4. suffer vt. 遭受;经历
例句：He suffered many humiliations before he became a footballstar.
他在成为足球名将前受过许多屈辱。

5. dispute vi. 争论;争执
例句：The two countries disputed for years over a small strip ofland on their border.
这两个国家为了边界上一块土地已经争执多年。

6. examin vt. 检查;细查
例句：The doctor examined the boy and found there was nothing thematter with him.
医生检查了男孩的身体发现他是健康的。