Fermat principle
[化] 费马原理
🧩 词语组成解析
[计] 费马, 费尔马
🗣️ 情景例句
It really doesn't matter at all.
真的没关系。
I've forgotten what he said his address was.
我忘记了他说他的地址是什么。
What you have just said does hurt him.
你刚才说的话真伤他的心了。