Nipecotic acid
[化] 3-哌啶甲酸
🧩 词语组成解析
🗣️ 情景例句
The selection here is very large, it may be difficult to choose.
这里有很多式样可以选，可能很难决定。
It won't happen again.
下不为例。
We've had to increase our prices on this item by just 8%.
这一种我们不得已也只加了8%而已。