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
Roast duck. There will be a slight delay for that.
烤鸭。那会稍微慢一点。
Procrastination is the thief of time.
拖延即浪费时间。
Still, I'm glad the bell is working again.'
不过，钟又能报时了，我还是很高兴的。”