Nilpotency
幂零性
🗣️ 情景例句
Finding out what they want.
得看看他们想要什么。
I'm sorry. Am I keeping you awake?
对不起。我吵得你睡不着了吗？
This case doesn't belong to me!You've given me the wrong case!
这箱子不是我的！您给错了！