Protohaematin
[生化]原羟高铁血红素
🗣️ 情景例句
Good. Do you have any back or knee problems?
好。你的背部和膝关节有什么毛病吗
When is he expected to be back?
他什么时候回来？
Now have one of these. It has nuts in it.
现在吃个这种的。里面放有果仁。