Unit circle
单位圆
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Not at all. We'll meet our general manager tomorrow.
不客气，明天带你去见一下我们总经理。
To really understand a man we must judge him in misfortune.
要真正了解一个人，需在不幸中考察他。
What did Wang Wei write about in her letter?
王伟在信里写了什么？