VOA慢速英语:Words and Their Stories: Mayday

1. mayday n. 【无】求救信号
例句：Mayday, mayday, mayday, rear cabin door opened in flight,explosive depression in flight deck and cabin. 
遇险信号，后舱门在飞行中打开，驾驶舱、客舱急剧减压。

2. emergency n. 紧急情况;突然事件
例句：In an emergency, call 119.
遇有紧急情况,请打119。

3. create vt. 创造;创作
例句：An artist should create beautiful things.
一个艺术家应该创造美丽的东西。

4. propose vt. 提议,建议
例句：It was proposed we go to the station to meet our guests.
有人建议我们去车站接客人。

5. prevent vt. 防止,预防
例句：Vitamin C is supposed to prevent colds.
维生素C被认为能预防感冒。

6. destroy vt. 毁坏,破坏
例句：A fire destroyed the house.
一场火毁坏了那座房屋。

7. subversion n. 颠覆;覆灭
例句：-- To stop armed subversion and safeguard social stability. 
 ——制止武装颠覆，维护社会稳定。 

8. describe vt. 描写,描绘
例句：Words cannot describe the beauty of the scene.
语言难以描述那景色之美丽。