英文關鍵字
aimed
airoperated
ammo
ammunition
army
bang
black
bullets
cartridge
cocking
fire
firearms
firing
forces
ground
gun
gunfire
gunshot
hand
handgun
hidef
magazine
marksman
military
piece
pistol
pneumatic
practice
raise
rang
英文關鍵字
aimed
airoperated
ammo
ammunition
army
bang
black
bullets
cartridge
cocking
fire
firearms
firing
forces
ground
gun
gunfire
gunshot
hand
handgun
hidef
magazine
marksman
military
piece
pistol
pneumatic
practice
raise
rang