constable; police officer

to warn; to admonish

police

to sound an alarm; to report sth to the police

police detective

police department; police station; abbr. of 警察局

police station; police department; police headquarters

to stand guard over; (security) guard

(fire) alarm; alert signal; alarm; alert; warning

police officer; policeman (general term for any police officer); police constable (lowest rank in mainland China and Hong Kong)

to warn; to alert; to be on the alert; to stand guard; sentinel

police car

police station (abbr. for 警察署[jing3 cha2 shu3])

to be on the alert; vigilant; alert; on guard; to warn

to alert; to warn; police

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

police patrol; patrol officer; (old) police officer

police badge

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

to be on guard; alert; vigilance; alertness

siren

bailiff

prison officer

(Tw) police officer; policeman

police force; police officers

siren

fire alarm

secret police

police dog

warning; early warning

to warn; to alert; warning; cautionary

alarm bell

guard; garrison

police cordon; alert level

alarm bell

to assault a police officer

mounted police (on horse or motorbike)

police uniform

policewoman

Interpol (International Criminal Police Organization)

alarm (e.g. burglar or fire alarm); warning device

police truncheon

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

police station

National Police Agency (Japan)

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)