These front-line defences are backed up by armoured units in reserve.前线的防务得到后备装甲部队的支援。Squads of prison officers have been probing the rioters' defences.几队狱警一直都在探察暴乱者的防卫情况。Our tanks have breached the enemy defences.我...
Squads of prison officers have been probing the rioters' defences.几队狱警一直都在探察暴乱者的防卫情况。These front-line defences are backed up by armoured units in reserve.前线的防务得到后备装甲部队的支援。The defences of the city are strong.这个城市的防御工...