例句：

Tracy was his mistress for three years.

Their marriage has broken just because of the other man.

If you date her, you will be a home wrecker.

"people"和“person”的区别

person

person通常特指“某个人”，具有指定性，已知的或非特指的人; 还可指少量的人或具体人数。

people

而people指一群人、某群人，范围更广如果聚集在一起有300人以上时，老外就会用people. 而小范围聚集的人不足300人，老外就会用person.

例句：

There was enmity between the two persons.

There were so many people.