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'd like to live in the city,
我也喜欢住在城市，
Shh! He'll hear you.
咻，小声点，他会听到的。
he might as well try to explain a crime or a love affair.
他还不如给人讲一个犯罪案件或一个恋爱故事。