機器
adult
aim
army
battle
camouflage
closeup
dangerous
day
defense
fight
firearm
flare
flashlight
forest
front
game
hands
helmet
hold
intelligence
light
machine gun
male
man
mask
military
officer
operation
optical
professional
protective glasses
reconnaissance
scope
sniper
soldier
sports
standing
strike ball
sun
sunlight
tactics
teaching
trees
uniform
war
war simulation
warfare
weapon