英文關鍵字
military
devices
navigation
surveillance
equipment
armored
machine
army
ukraine
battle
vehicle
apc
war
power
invasion
armed
demonstration
combat
troops
camouflage
defense
border
force
tank
annexation
conflict
russia
attack
victims
英文關鍵字
military
devices
navigation
surveillance
equipment
armored
machine
army
ukraine
battle
vehicle
apc
war
power
invasion
armed
demonstration
combat
troops
camouflage
defense
border
force
tank
annexation
conflict
russia
attack
victims