Fermat principle
[化] 费马原理
🧩 词语组成解析
[计] 费马, 费尔马
🗣️ 情景例句
You still look like a teenager.
你看起来像一个十几岁的青年。
Cindy's sister is coming to stay with her a week from tomorrow.
辛迪的妹妹从明天起一个星期以后将过来和她住在一起。
It's time for us to say No to America.
是我们对美国说不的时候了。