Hydrocholine
[医] 氢化胆硷
🗣️ 情景例句
Hello, who's speaking, please?
喂， 谁在讲话？
I know the boy whose father is a pilot.
我知道那个男孩的父亲是飞行员。
Han Meimei, please look after the twins today.
韩梅梅，今天请照顾两姐妹。