这可能减少运输航天员的风险，但这也是一个非常有雄心的行为。

This probably reduces the human risk to crew, but it is also very ambitious.

youdao

这可能减少运输航天员的风险，但这也是一个非常有雄心的行为。

This probably reduces the human risk to crew, but it is also very ambitious.

youdao