Identity matrix
[计] 单位矩阵, 恒等矩阵
🧩 词语组成解析
identity
[ai'dentiti]
n. 身份;[逻]同一性;个性;[数]恒等（式）;
🗣️ 情景例句
Isn't there a conversation that we have to finish?
我们不是有话还没说完吗？
A fox should not be of the jury at a goose's trial.
审鹅不应狐陪审。
It came to a stop outside the jeweller's.
在珠宝店门口停了下来。