機器
aggression
arm
armed
armor
armored
army
arsenal
artillery
attack
camouflage
cannon
caterpillar
defend
defense
green
guard
gun
heavy
history
iron
kiev
metal
military
monument
obsolete
old
outdoors
pedestal
power
protect
protection
reliability
russia
russian
soviet
steel
tank
tanks
technology
track
troops
tulip
ukraine
vehicle
war
warfare
weapon