航天员在太空中工作和生活。

An astronaut works and lives in space.

小时候，他梦想成为一名航天员。

As a child, he dreamed of becoming an astronaut.

成为航天员需要经过严格的训练。

Becoming an astronaut requires rigorous training.

航天员们探索未知的宇宙。

Astronauts explore the unknown universe.

航天员们在国际空间站上进行实验。

Astronauts conduct experiments on the International Space Station.

因此它对航天员的引力就比较小。

Therefore it has a smaller gravitational pull on the astronaut.

国际空间站目前的成员包括三名俄罗斯航天员、两名美国航天员和一名日本航天员。

The station is currently manned by three Russians, two Americans and a Japanese astronaut.

他在成为航天员前教了很多年的书.

She taught for many before she became an astronaut.

目的分析研究航天中航天员及其个人装备的安全性.

Objective To analyze and study astronaut and his personal equipment safety.

航天员承认他们的工作中包含着危险。

The astronaut accepts danger as being part of the job.