Piperinic acid
[化] 胡椒酸
🧩 词语组成解析
🗣️ 情景例句
Well, it's done. Tomorrow morning at a publisher's office.
好了， 事情办成了。明天早晨要到出版社老板的办公室。
I'm glad you come.
我很高兴，你能来。
So one day they took him to a doctor.
于是有一天他们带他去看医生。