機器
ammo
ammunition
army
attack
automatic
barrel
battle
belt
black
bullet
bullets
cartridge
chain
close
closeup
combat
danger
dangerous
defend
fight
fire
gun
heavy
infantry
link
machine gun
machinegun
metal
military
missile
old
part
power
protect
retro
rifle
shell
shooting
shot
sleeve
steel
structure
tape
up
vintage
war
weapon
weapons
white