VOA慢速英语:For Japan Farmers, Radiation Fears Mean Economic Pain

2. contaminate v. 弄脏;污染;毒害
例句：The sources of organisms that may contaminate the wound are numerous.
可以沾染伤口的细菌来源是很多的。

3. halt v. 停止，暂停
例句：The patrolman signed for them to halt.
巡逻警察做手势要他们停下。

4. extent n. 程度，范围
例句：From the roof we could see the full extent of the park.
我们从屋顶可以一览公园的全景。

5. affected adj. 受感染的
例句：The affected children are easily distracted.
受影响的儿童易发生精神错乱。

6. amongst prep. 在…之中，在…中间
例句：He was only one amongst many who needed help.
他只是众多需要帮助者之一。

7. populace n.百姓，平民
例句：The populace remained unusually silent as Hitler drove by.
老百姓异乎寻常地沉默，听凭希特勒从旁而过。

8. absorb vt. 吸收
例句：No surface can absorb more than all of the radiant energy which strikes it.
表面所能吸收的能量不可能大于投射到它上面的全部辐射能。

9. overstate vt.夸大，把...讲得过分
例句：People won't Believe you if you overstate your case.
你要是把自己的情况说得太过分了,别人就不会相信。