Dimethylation
二甲基化作用, 二甲基取代作用
🗣️ 情景例句
If you want to make the intelligent choice, Trust me on this.
如果你想作出明知的抉择，那就相信我吧。
I want a cup of coffee.
我想要一杯咖啡。
What's that fly doing in my soup?
我汤里的这只苍蝇在干什么呢？