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
What is your career objective?
你的事业目标是什么？
Stop being so indecisive!
别再婆婆妈妈了！
but it's too small for me.
可是对我来说太小了。