Pipecoline
2-甲基哌啶
🗣️ 情景例句
OK, let's begin. To our friendship!
可以，开始吧，为了友谊！
No. I'm going this way. Hope I can see you sometime again.
不，我要走这一条路。但愿有朝一日能在相见。
How can you change your mind at last minute?
你怎么能在最后时刻改变主意呢？