VOA常速英语:Romney Leads Republican Race as Long Battle Looms

2. urge vt.力劝; 敦促；鼓励; 极力主张；驱策, 促使
例句：She urged my going to see him immediately.
她劝我立即去看他。

3. setback n. 挫折;失败;倒退
例句：He met with many a setback in his lifetime.
他一生中遭到过许多挫折。

4. force vt. 强制, 迫使, 逼迫
例句：She forced herself awake.
她强迫自己不睡。

5. bunch n. 串,束
例句：Miss White received a bunch of flowers from her admirer.
怀特小姐收到爱慕者所送的一束花。

6. nominate vt. 提名…为候选人; 任命
例句：I nominate Bill as the club president.
我提名比尔为俱乐部主席候选人。

7. contentious adj. 容易引起争论的,好争论的
例句：Abortion is a highly contentious issue.
堕胎是一个非常有争议的课题。

8. compromise n. 妥协, 折中方法
例句：The spokesman made it clear that no compromise was yet in sight.
发言人表明, 目前还不会妥协。

9. demonstrate vt.说明, 演示；论证, 证明；显示, 表露
例句：All of those demonstrated the correctness of his analysis.
这一切都证明了他分析的正确性。

10. 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。