Lupetidine
[化] 2,6-二甲基哌啶
🗣️ 情景例句
Floors one to eight are the elevators to the left.
一到八楼上下使用的电梯在左边。
Mr. Smith, would you like to start things off?
史密斯先生，你要开始做事了吗？
It was a pleasure. Bye!
不客气。再见！