Coprecipitator
[化] 共沉淀剂
🗣️ 情景例句
And I lick the envelopes.
那我就粘信封 。
Why are you so happy?
你为什么这样快乐？
I'm sorry I don't know. You'd better ask that policeman over there.
对不起，我不知道。你最好问问那边的警察。