Ketoaldehyde
酮醛
🗣️ 情景例句
Trevor wants to go to Japan so there's going to be trouble whild he's gone.
特里瓦要去日本，所以他不在的时候就麻烦了。
Please sit down and have a glass of milk.
请坐下来喝一杯牛奶。
May I see it a moment?
我看一下好吗？