Orthogonal system
[计] 正交系统
🧩 词语组成解析
a. 直角的, 正交的\\nn. 正交直线, 矩形面
🗣️ 情景例句
I'm going to be a pop star like Michael Jackson.
我要当迈克尔.杰克逊那样的歌星。
I'm always tired when I come home from work.
当我完成工作回家时，我总是疲倦的。
Oh, we can call it Mid-Autumn Day. We eat mooncakes on that day.
噢，我们管它叫中秋节。过节那天我们吃月饼。