The police are trying to recruit more officers from ethnic minorities.

警察机关正试图从少数民族中征募更多的新警员。

China's ethnic minorities constitute less than 7 percent of its total population.

中国的少数民族构成总人口的不到7%。

Some colleges and universities have students from many different racial and ethnic minorities.

一些学院以及大学里有许多来自不同种族和少数民族的学生。

Cons: Some of my best friends are ethnic minorities.

坏处：我有些朋友是少数族裔。

Ethnic minorities locked up in remote areas often go uncounted.

锁在偏远地区的少数族裔，很多时候没有纳入统计。