英文關鍵字
adult
aim
ammo
ammunition
and
arrows
back
blow
bullet
caliber
camouflage
conflict
country
dawn
defend
defense
dusk
ear
ears
efficiency
entertainment
evening
extraction
fighting
fire
force
from
gun
headphones
high
machine
man
metal
military
mission
motion
night
operations
range
rifle
round
scope
security
shoot
shooting
shoots
shotgun
slow
sniper
soldier
speed
takes
target
the
training
view
war
yong
young