英文關鍵字
accessories
accuracy
aiming
arms
army
automatic
back
background
barrel
battle
black
blurred
closeup
danger
destroyer
details
device
equipment
firearm
folding
glass
gun
hitman
hunting
isolated
kill
killer
lens
man
metal
military
modern
modifications
object
optical
optics
presentation
rifle
scope
shop
sight
sighting
sniper
stock
store
submachine
symbol
war
weapon