Dihydroxy-
二羟基
🗣️ 情景例句
I would just like to thank all of you,
我只是想谢谢你们大家，
When the weather is hot, we turn on the air conditioner.
天热的时候就开空调。
Mathilde! Oh yes. Sorry, I didn't recognize you. Where have you been all these years, Mathilde? I hope you weren't ill. You don't look very well.
玛蒂尔德！真的是你呀！对不起，我没有认出你来。这些年你上哪儿去了，玛蒂尔德？我想你没有病吧，你的脸色看来不太好。