機器
army
attack
automatic
battle
battleship
board
camouflage
cannon
conflict
danger
deck
defence
defend
defense
destroyer
fight
fire
fleet
force
frigate
gun
infantry
large
machine gun
marine
metal
military
modern
nautical
naval
navy
power
protect
russia
sea
security
ship
shoot
steel
ukraine
vessel
war
warfare
warship
water
weapon