Coprecipitation
[計] 共沉淀\\n[化] 共沉淀
??? 情景例句
You should perform what you promised to do.
你應(yīng)該履行諾言。
No. I went to California for a few weeks.
沒有。我上加利福尼亞去了幾個星期。
I'm writing.
我在寫字。