Piperidyl
[化] 哌啶基; 2-,3-或4-哌啶基; 氮杂环己基
🗣️ 情景例句
Well, I'm glad.
好， 我很高兴。
Marriage is a lottery with more blanks than prizes.
结婚如同摸彩票，空票多而中票少。
What a shame! Never mind, I'll write to him.
真遗憾！不要紧，我会给他写信的。