英文關鍵字
action
army
assault
background
black
brake
business
camera
clash
compensator
defender
defense
destruction
explosions
fighter
firing
flashes
gases
grenade
guns
guy
guys
hand
has
headphones
kalashnikov
liberator
makes
man
marksmanship
melee
motion
muzzle
person
powder
practice
range
rear
rebels
resistance
rifle
series
shelter
shooter
shooting
shotgun
shots
side
sleeve
slow
sniper
soldier
sound
special
suppression
target
technology
threat
tough
training
view
war
wasteland
work
zone