慢速英语:Race to the Moon: The Days of Project Gemini

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1. purpose n. 目的,意图
例句：What is the purpose of his visit?
他来访的目的是什么?

2. survive vt. 在...之后仍然生存,从...中逃生
例句：Only two passengers survived the air-crash.
这次飞机失事只有两名乘客幸免于死。

3. spacecraft n. 宇宙飞船
例句：Spacecraft are vehicles used for flight in outer space.
宇宙飞船是用于太空飞行的交通工具。

4. affect vt. 影响;对...发生作用
例句：The amount of rain affects the growth of crops.
雨量影响作物的生长。 
 
5. refuse vt. 拒绝;拒受
例句：He refused my offer of help.
他拒绝了我的帮助。

6. repair vt. 修理;修补
例句：The roof should be repaired soon.
这屋顶应及早整修。

7. announce vt. 宣布,发布
例句：They announced that she would give one extra song.
他们宣布说她将再唱一首歌。

8. hopeful adj. 抱有希望的;充满希望的
例句：He was hopeful that he would win.
他抱有胜利的希望。