Orthonormal system
[计] 标准正交系\\n[化] 正交归一系
🧩 词语组成解析
[计] 规范正交的
🗣️ 情景例句
We aren't going, for the simple reason that we can't afford it.
我们不去，原因很简单，我们负担不起。
By falling we learn to go safely.
吃一堑，长一智。
Yes, I'm fine. Please don' worry!
我没事的，别担心。