Oxamide
草酰胺, 乙二酰二胺
🗣️ 情景例句
We've always lived in this area.
我们一直住在这个地区。
Learning is better than house and land.
学问是一生的财富。
Meanwhile, my tongue was busy searching out the hole where the tooth had been.
与此同时，我的舌头正在忙着寻找刚拔掉的那颗牙的伤口。