Lactin
内酰亚胺, 乳糖
🔁 扩展释义
【医】 乳糖
🗣️ 情景例句
You don't know up from down.
你黑白不分。
I'm Edwin. I'll show you to your hotel.
我是爱德温，我带你去旅馆。
So one day they took him to a doctor.
于是有一天他们带他去看医生。