英文關鍵字
antenna
armor
armored
army
batteries
battle
board
camouflage
car
caterpillar
child
children
combat
conflict
control
controlled
device
entertainment
fight
fun
game
hobby
kid
leisure
machine
machinery
martial
mechanism
military
mini
miniature
model
modern
move
operate
plastic
play
playful
radio
remote
remotely
small
tank
toy
transport
transportation
vehicle
war
warlike
weapon