human space flight

• 载人航天飞行

human space flight的用法和样例：

例句

1. I congratulated China on its recent space launch.
   我们对中国最近进行的航天飞行表示祝贺。
2. It was a day of historic significance when China completely succeeded in its first manned space flight.
   中国首次载人航天飞行取得圆满成功的日子是一个有着历史意义的日子。