VOA常速英语:NHTSA Opens Probe into Chevrolet Volt Fire

词汇讲解：

1. purchase vt.购买
例句：We purchased a car before.
以前我们买过一辆车。

2. performance n. 性能, 工作情况
例句：Are you satisfied with the performance of your new car?
你对你新车的性能满意吗?

3. launch n. 发射; (船)下水; (新产品)投产
例句：The launch of their new machines in this factory received much media coverage.
这个工厂投产的新机器广获传媒报道。

4. distinction n. 区别, 明显差别, 特征；卓越, 优秀, 盛名；荣誉, 殊荣, 奖赏
例句：I can't see any distinction between these two cases.
我看不出这两个案例有什么不同。

5. crash v. (使)猛撞, (使)撞毁
例句：John crashed his car last night.
约翰昨晚撞毁了他的汽车。

6. discharge vt. 卸(货物等);卸下(船)上的货物
例句：They discharged the cargo at Hong Kong.
他们在香港卸了货。

7. fuel vt. 激起; 增加; 加强; 刺激
例句：His provocative words only fueled the argument further.
他的挑衅性讲话只能使争论进一步激化。

8. speculation n. 推断,推测;猜测
例句：Speculation was rife as to whom the prince might marry.
大家都在推测王子会娶谁。

9. conclusion n. 结论；推论
例句：They drew different conclusions from the facts.
他们根据这些事实得出了不同的结论。

10. invent vt.发明; 创造；编造
例句：Edison invented the electric light.
爱迪生发明了电灯。