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
Road rage is an increasing problem on today's roads.
现在飚车事件日益严重。
The sea complains it wants water.
大海总是抱怨水不够。
Let's go to the first island.
我们到第一个岛上去吧。