这 / 座 / 古城墙 / 在 / 历史上 / 被 / 称为 / 金城汤池 / 从未 / 被 / 攻破这座古城墙在历史上被称为金城汤池,从未被攻破。This ancient city wall was historically known as an impregnable fortress and was never breached.