Eigentransformation
本征变换; 特征变换
🗣️ 情景例句
Take care, and have a nice flight.
请保重！祝你一路顺风！
I remember the girl whose father owns a dress shop.
我记得那个女孩的父亲有一家服装店。
Half past four. Don't forget to tell Jim. I hope he can come too.
4：30。别忘记告诉吉姆。我希望他也能来。