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
So how is it working out?
那么进行得怎么样了呢？
He's a composer of serious music.I like his music a lot.
他是的一个严肃音乐的作曲家，我非常喜欢他的音乐。
I'm calling to see if you would like to have lunch tomorrow.
我打电话给你，是想知道明天一起吃顿中饭怎样？