VOA慢速英语:Energy As an Issue in America’s Presidential Campaign

2. criticize v. 评论, 批评
例句：She was criticized for her lack of leadership.
她因领导不力而受到批评。

3. propose vt. 提议; 建议
例句：They proposed to make arrangement beforehand.
他们提议事先做好安排。

4. stretch v. 延伸
例句：The road stretches uphill at a steep slope.
这条路以陡峭的坡度向山上延伸。

5. delay vt.推迟, 使延期
例句：The driver delayed the drive until the weather cleared.
驾驶员延迟到天气转晴后才出车。

6. barrier n. 障碍, 隔阂
例句：Lack of confidence is the biggest barrier to investment in the region.
缺乏信心是在这一地区投资的最大障碍。

7. alternative adj. 替代的;供选择的
例句：There was no alternative route open to her.
她别无选择。

8. double vt. 使加倍;是...的两倍
例句：The population of Japan doubles that of Canada.
日本的人口是加拿大的两倍。

9. vehicle n. 交通工具, 车辆
例句：No vehicles are permitted into the park.
公园内禁止任何车辆进入。

10. urge vt.力劝; 敦促；鼓励; 极力主张；驱策, 促使
例句：He urged the necessity for immediate action.
他强烈要求立即采取行动。