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
How does that look, Rob?
看起来怎么样，Rob？
I'm really positive that this product has all the features you have always wanted.
我确信这种产品有各种你所要的款式。
In the process, he enjoyed himself thoroughly and kept telling everybody how much he hated hospitals.
在晚会上他尽情娱乐，一再告诉大家他是多么讨厌医院。