Fermat principle
[化] 费马原理
🧩 词语组成解析
[计] 费马, 费尔马
🗣️ 情景例句
Tom doesn't have a steady girlfriend at the moment.
汤姆眼下还没有一个已确定关系的情侣。
I may be wrong, but your theory is all wrong, professor.
也许我不对，不过，教授您的理论是完全错了。
Some farmers have turned to keeping deer, and there are now about 3,000 deer farms in the country.
一些农场主已转向养鹿业，现在该国已有大约3000个养鹿场。