N,n-dimethylformamide(dmf)
[化] N,N-二甲基甲酰胺
🗣️ 情景例句
I have two days off a week.
我一星期休息两天。
He devoted his life to promoting world peace.
他一生致力于促进世界和平。
You look as if you didn't care.
你看上去好像满不在乎。