英文關鍵字
action
armed
armor
armored
army
battlefield
cable
camouflage
car
combat
danger
defense
demonstration
designed
detail
equipment
force
front
green
gun
heavy
machine
metal
military
mission
national
nature
obsolete
old
people
power
retro
rust
rusted
rusty
transportation
troop
urban
vehicle
veteran
war
wartime
water
weapon
wheel
wire