英文關鍵字
ammo
ammunition
armed
automatic
bullet
caliber
cartridge
clean
clips
crime
criminal
danger
death
defense
escort
fire
firearm
gold
group
gun
gunshot
handgun
hunting
isolated
kill
lead
metal
military
object
pistol
practice
primers
recreation
rifle
safety
security
shell
shot
shotgun
training
view
violence
war
weapon
white