Identity operator
单位算子
🧩 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
I've got a million things to do.
我有很多事情要做。
Good-bye, my darling, good-bye.
亲爱的，请慢走，请珍重。
Oh, yes, Mr. Chou. We've been looking forward to this.
啊，周先生，我们一直在等着您来。