Dimethyl ketone
[医] 二甲酮, 丙酮
🧩 词语组成解析
[医] 二甲基
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
When will you be through with your homework?
你的家庭作业什么时候可以做完？
Don't mention it. I hope you can come again soon.
不用谢，希望你不久能再来。
No one can plead ignorance of a subject any longer, for these are countless do-it-yourself publications.
由于出版了不计其数的教人自己动手做事的书报杂志，没有人再能说对某事一无所知。