英文關鍵字
ammunition
armaments
army
background
bullet
cartridge
danger
dangerous
deadly
defence
equipment
filling
firearm
gun
handgun
holder
hollow
holster
law
life
loading
metal
military
normal
object
old
pistol
power
preparation
protection
reflection
rounds
rows
rubber
security
selection
self
selfdefense
service
shot
steel
target
training
traumatic
war
weapon
wooden