line of defense
Their unit was shelling the German lines only seven miles away.
他们的部队在炮轰仅有7英里之遥的德军防线。
—— 柯林斯例句German armoured divisions pierced the Russian lines.
德国装甲师突破了俄国的防线。
—— 柯林斯例句Our tanks have breached the enemy defences.
我方坦克车突破了敌人的防线。
—— 给力词典精选Our forces pierced through the enemy´s lines.
我军突破了敌人的防线。
—— 给力词典精选Our troops have broken through the enemy´s line.
我军冲破了敌人的防线。
—— 给力词典精选