Eigenellipse
本征椭圆; 特征椭圆
🗣️ 情景例句
Look, simply shape up, or ship out!
看，只有表现好些才可留下来。
He doesn't like to talk about political matters.
他不喜欢谈政治的事情。
No, that's not my bike.
不，那不是我的自行车。