機器
aggression
aggressive
armed
armor
armored
army
artillery
battle
battlefield
camouflage
car
caterpillar
close
conflict
detail
difficult
dirty
equipment
exercises
green
heavy
history
horizontal
industrial
industry
iron
logistics
machinery
metal
military
movement
old
part
peace
power
rusty
steel
tank
tanker
technique
technology
threat
track
transportation
up
vehicle
war
weapon
wheel