Piperazinium
[化] 哌嗪┹
🗣️ 情景例句
From what Robbie and Alexandra have told me,
从Robbie和Alexandra告诉我的情况， 看来
No matter what the excuse, you must not be late.
不管有什么借口，你一定不要迟到。
Yes, I do. I have two, a son and a daughter.
有两个，一个儿子，一个女儿。