VOA慢速英语:Researchers Appeal for New Efforts to Stop Polio

1. appeal n.上诉；[体育]诉请；呼吁
例句：Their appeal lies in their utter simplicity.
它们的吸引力在于它们绝对够简单。

2. responsibility n.责任；职责
例句：Fiscal responsibility is enshrined in law.
财政责任已得到法律规定。

3. eradicate vt.摧毁；完全根除
例句：No amount of washing can then eradicate the bugs completely.
无论怎么清洗，都无法完全根除这些细菌。

4. distrust vt.不信任；怀疑
例句：That appeals to those who distrust paper currencies.
这对于那些不信任纸币的人来说颇具吸引力。

5. gain vt. 获得；赢得
例句：The federal reserve would gain new powers.
美联储将获得新的权力。

6. responsible adj.尽责的；承担责任
例句：He regards himself as extremely responsible compared with younger colleagues.
他认为同年轻的同龄人相比，自己还是很有责任感的。