英文關鍵字
brave
camera
car
colleagues
confident
control
cop
crossing
dangerous
duty
enforcement
experienced
force
guard
hands
job
justice
law
looking
male
man
occupation
officer
order
patrol
patrolling
people
police
policeman
prevention
profession
professional
protection
public
ready
respectable
responsibility
responsible
safety
security
serious
service
shift
sunglasses
teamwork
traffic
trainees
uniform
vehicle
work