现在，联盟号是唯一可以提供个人太空旅行的宇宙飞船。

For now, Soyuz are the only commercially available human spacecraft currently in operation.

youdao

现在，联盟号是唯一可以提供个人太空旅行的宇宙飞船。

For now, Soyuz are the only commercially available human spacecraft currently in operation.

youdao