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
Will it cost for the transfer?
转车要钱吗？
At Xmas time, Debra began to dream of all the presents.
到了圣诞节的时际，黛布拉开始梦想着所有的礼物。
Oh, we have beautiful sunshine everyday! It's very warm. Sometimes it's too hot.
噢，每天阳光明媚！很暖和。有时太热。