to alert; to warn; police

criminal police (abbr. for 刑事警察[xing2 shi4 jing3 cha2])

police patrol; patrol officer; (old) police officer

SWAT (Special Weapons And Tactics); riot police; abbr. for 特種警察|特种警察[te4 zhong3 jing3 cha2]

bailiff

prison officer

(Tw) police officer; policeman

fire alarm

warning; early warning

to assault a police officer

mounted police (on horse or motorbike)

policewoman

traffic police (abbr. for 交通警察[jiao1 tong1 jing3 cha2])

vigilante; volunteer (police)

police on trains; train marshal

to work as a police officer; to engage in police work

the military and the police; military alert (announcing the approach of the enemy)

to dispatch police to the scene of crime, accident etc

auxiliary police

(of police etc) to deal with an emergency incident

police; police cadres

(of police, fire brigade etc) to receive a report of an incident

perceptive; astute; sharp; sharp-witted; vigilant; alert

armed police

civil police; PRC police; abbr. for 人民警察

coast guard

Hong Kong police

port police

community police officer; police officer responsible for a particular neighborhood or community

to warn; a warning sign

Internet police (abbr. for 網絡警察|网络警察[wang3 luo4 jing3 cha2])

false alert

auxiliary police officer

local or neighborhood policeman

RoboCop (movie)

Royal Canadian Mounted Police (RCMP), Canadian federal and national police force; Mounties