機器
aggression
armament
armed
armed forces
army
assault
attack
automatic
black
board
caliber
combat
crime
defence
defense
firearm
guard
gun
handgun
hardwood
industry
law
metal
metallic
military
model
object
pistol
plank
police
protection
robbery
safety
security
shoot
shooter
shot
single object
steel
terror
terrorism
texture
textured
timber
trigger
violence
war
weapon
wood