Dmk
[医][=demethylketene]脱甲基乙烯酮
🗣️ 情景例句
I'm not surprised.
我一点也不觉得奇怪。
If you have any questions on the details， feel free to ask.
如果对某些细节有意见的话，请提出来。
To varying degrees, we all have secrets which we do not want even our closest friends to learn,
尽管我们人人都有各种大小秘密。连最亲密的朋友都不愿让他们知道，