Unit matrix
[计] 单位矩阵
🧩 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
It helps enormously.
这个帮助很大。
Envy assails the noblest, the winds howl around the highest peak.
高位遭人妒，高峰招风吹。
It's against the rules to handle the ball in soccer.
在足球中以手触球就是犯规。