機器
ammo
ammunition
armed
army
automatic
background
barrel
blurred
bullet
carbine
cartridge
closeup
combat
copy
copyspace
defense
equipment
firearm
forces
gauge
green
gun
hand
handgun
hunting
kill
mark
metal
military
muzzle
nature
protection
rifle
safety
security
shooting
shot
shotgun
shutter
sight
sniper
space
sport
steel
target
trigger
war
warrior
weapon