Dihydroxy-
二羟基
🗣️ 情景例句
Oh, you poor little thing.
哦，可怜的小东西。
To jump for joy
雀跃
Good afternoon! I've come to return your pan. Thank you very much for lending it to me.
下午好！我来还你锅。非常感谢你能把锅借给我。