Contaimination
[化] 染菌
🗣️ 情景例句
Show.
Show。
Now, I'd be happy to answer your questions.
现在，我乐意答复你们的问题。
This is a major achievement because, in relative terms, planets are very small and old not emit light.
这是一个重要的成就，因为相对来说，行星很小，而且也不发光。