Didepside
二缩酚酸
🗣️ 情景例句
Generally speaking, it's quite a fair settlement.
大致上说，这样解决很恰当。
I asked him to check it for me, but he wouldn't.
我请他帮我检查，但是他不肯。
I learnt to drive in four weeks。
我四个星期就学会了开车。