Methanides
[建] 甲烷化物
🗣️ 情景例句
Uh-oh. It's probably the hospital.
哎哟 ，可能是医院。
How many pieces are you going to buy?
你要买几块？
Well, I can't leave before nine. I have a lot of work to do.
嗯，我9：00以前离不开。我有很多作业要做。