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
The costs of college get higher every year.
学费逐年增加，越来越贵。
Which one would you like--this one or that one?
你喜欢这个还是那个？
Everybody will be watching anxiously as the new buildings go up.
大家都将急切地注视着新建筑的建成。