英文關鍵字
agent
agents
bald
blinds
camera
caucasian
caught
cia
collecting
compromising
confidential
conversation
cover
covert
crime
criminal
danger
data
detective
document
documentation
documents
eavesdropping
espionage
fbi
file
intelligence
investigation
investigator
male
man
material
materials
microfilm
military
mini
office
officer
old
paper
person
photo
photograph
photographer
photographing
photographs
photos
police
private
recording
secret
security
small
special
spy