Do spacemen carry weapons in case they encounter enemies in space?

宇航员是否携带武器以防在太空中遇到敌人？

How do spacemen in a spacesuit eat, drink, and go to the bathroom?

穿着太空服的宇航员如何吃、喝东西以及上厕所呢？

All three of us looked like spacemen.

我们三个都看起来像太空人。

There are five spacemen in the spaceship.

宇宙飞船里有五个飞行员。

The two spacemen were blasted off into space.

两名宇航员被发射到太空。