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
The rest of our family went to the movies.
我们家其余的人都去看电影了。
You and your big mouth!
你这张快嘴！
The Smiths are my neighbors.
史密斯一家是我的邻居。