Dmk
[医][=demethylketene]脱甲基乙烯酮
🗣️ 情景例句
Well, I don't think it's anything serious.
嗯，我想没有什么严重的。
Yes,I think it does.
是的，我认为它是我的。
She goes to work every day except Sunday.
除星期天外，他每天去上班。