Dimethylation
二甲基化作用, 二甲基取代作用
🗣️ 情景例句
You need some rest to help you get better quickly.
需要多休息， 好让你很快恢复。
You're carring that joke too far.
你那个玩笑开得太过分了。
We are always willing to cooperate with you and if necessary make some concessions.
我们总是愿意合作的，如果需要还可以做些让步。