VOA慢速英语:'A Princess of Mars,' by Edgar Rice Burroughs, Part Four

词汇讲解：

1. observe vt. 看到; 注意到
例句：We have never observed him do otherwise.
我们从未看到他有不同的做法。

2. rage vi. 猛烈地继续下去
例句：The dispute raged on for a year.
这场辩论激烈地进行了一年。

3. withdraw v. (使)撤退[出]
例句：The general decided to withdraw his soldiers.
那位将军决定撤军。

4. captive n. 战俘, 俘虏
例句：The captives are wearing chains.
俘虏们带着镣铐。

5. prevent v. 阻止
例句：Nobody can prevent our getting married.
谁也阻止不了我们结婚。

6. courage n. 勇气, 胆量
例句：She showed remarkable courage when she heard the bad news.
她听到这坏消息时, 表现出非凡的勇气。

7. fail vi.衰退, 衰弱；破产；不足, 短缺, 缺乏
例句：The oil supply failed.
石油供给不足。

8. flash v. 闪耀, 闪现
例句：His eyes flashed a smile.
他眼里闪现出微笑。

9. atmosphere n. 大气, 大气层
例句：Changes in the climate are due to pollution of the atmosphere.
由于对大气层的污染而造成了气候变化。

10. stiff adj. 僵硬的; 不灵活的; 一动就疼的
例句：The old man's joints were stiff.
那个老人的关节不灵活了。