英文關鍵字
agency
analysing
analysis
analyzing
case
closeup
crime
criminal
criminologist
criminology
data
deduction
department
detective
document
evidence
examination
expert
expertise
fact
federal
hands
identity
information
inspector
investigating
investigation
investigator
law
materials
occupation
onduty
order
papers
paperwork
private
profession
professional
protection
safety
secret
security
serious
service
specialist
studying
suspect
table
work
workplace