小测验:选择正确的单词
spaceman ['speismæn]
基本释义
参考例句
- Many scientists want to make contact with spacemen.
许多科学家想要和航天员接触。
英英解释
- a person trained to travel in a spacecraft
[同]
cosmonaut, astronaut, spaceman
[例]
- the Russians called their astronauts cosmonauts
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