You could study astronomy, or space engineering, and be good at it.

你可以学习天文学，或是空间工程学，可以学的很棒。

youdao

You could study astronomy, or space engineering.

你可以学习天文学或空间工程学。

youdao

You could study astronomy, or space engineering.

你可以学习天文学或空间工程学。

youdao