Lagrange's identity
[计] 拉格朗日恒等式
🧩 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 care about people, not things.
我关心人， 而不是东西。
Truth fears not the flames of slander and injustice.
真金不怕火。
We are good friends.
我们是好朋友。