Microbiota
[医] 微生物区[系]
🗣️ 情景例句
I made a pig of myself.
我吃得像一头猪！
I don't want to cause any trouble.
我不想给人家添麻烦。
Competition between ourselves, person against person, community against community,
然而人类之间的竞争，人与人，团体与团体，