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
Excuse me. Can you help me?
对不起 你能帮帮我吗
I understand all your prices are on CIF basis. We'd rather have you quote us FOB prices.
得知你方报的都是到岸价，希望能给我们报船上交货价。
He felt free to talk about his failures or his difficulties.
他可以随便谈论自己的失败或困境。