機器
aim
ammunition
arm
army
assault
automatic
battle
black
bullet
caliber
cartoon
clip art
conflict
crime
danger
fire
firearm
gun
gun rifle
handgun
hunter
hunting
icon
illustration
isolated
kill
metal
military
murder
old
police
power
protection
rifle
scope
security
shooting
shot
shotgun
silhouette
sniper
symbol
target
trigger
violence
war
weapon
white