1、警察

police;

policeman;

cop:

2、由警察押送

escort under police;

3、便衣警察

plainclothes policeman;

4、由警察押送

escort under police;

5、便衣警察

plainclothes policeman;

6、女警察

policewoman;

7、人民警察

a people's policeman;

8、森林警察

forest policeman;

9、经济警察

economic policeman