英文關鍵字
access
agent
cabinet
camera
classified
collecting
compromising
confidential
covert
crime
criminal
danger
data
document
documentation
documents
espionage
evidence
fbi
file
files
fraud
hide
information
investigation
man
office
official
paper
paperwork
photo
photograph
photographer
photographing
privacy
private
secret
secrets
spy
spying
stealing
stealth
undercover
window
woman
working