Formylation
[化] 达夫反应; 达夫反应甲酰化作用
🗣️ 情景例句
I can speak English as far as foreign languages are concerned.
就外语来说，我只会讲英语。
What's your favorite sport?
你最喜欢什么活动？
I grew a beard during the trip.but I shaved it off when I came home.
我在旅行时留了胡子，但我回到家时就把它刮了。