Hcs
[化] 催乳激素
🗣️ 情景例句
Hello, sir.
您好，先生。
If the customer requests a carrier other than truck, he must bear the additional charge.
如果顾客坚持用卡车以外的运输工具，就必须负担额外费用。
In the evening, the children come home from school.They arrive home early.
傍晚，孩子们放学回家。他们到家很早。