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
He likes that.
他喜欢那样。
Talk about it next time.
下次再聊。
Will you please try to find out for me what time the train arrives?
能不能请你帮我查查火车什么时候到？