英文關鍵字
911
accepting
action
brave
call
calling
challenge
communication
control
conveying
cop
crime
criminal
dangerous
determined
duty
enforcement
eyeglasses
force
government
help
information
job
law
male
occupation
officer
order
patrol
patrolman
police
policeman
power
profession
professional
protection
radio
readiness
safety
security
selfdetermined
set
social
support
team
teamwork
trust
uniform
walkietalkie
work