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
Your grandfather went to the Engineering School there.
你爷爷进那个工学院。
The days are getting longer.
白天越来越长了。
Let me take you in my arms and say goodbye.
让我拥抱你一下，说声再见吧。