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
Well, Grandpa, you're about five-nine or five-ten.
嗯， 爷爷。你大概是五英尺九或者五英尺十。
His ear is wounded, Does it hurt?
他的耳朵受伤了，疼不疼？
This is by far the largest cake in the world.
这是目前世界上最大的蛋糕了。