Piperidyl
[化] 哌啶基; 2-,3-或4-哌啶基; 氮杂环己基
🗣️ 情景例句
Perhaps they'll show up. In the meantime,
也许他们会露面。在这等待期间
Your niece is engaged,isn't she?
你的侄女订婚了，是吗？
We're going out to the Summer Palace.
我们打算去颐和园看看。