宇航員的用法和樣例：
例句
-
我兒子的理想是當宇航員。
My son's dream is to be an astronaut. -
宇航員駕駛宇宙飛船在月球表面降落。
The astronauts piloted their craft down to the lunar surface. -
宇航員有特殊的呼吸裝置。
The astronauts have special breathing apparatus. -
載有受過訓練的宇航員的火箭馬上就要發射了。
A rocket manned by trained astronauts will launch soon.
