攻城槌

例句：

1. 1. The army used a large siege engine to breach the city walls.
   军队使用一座大型攻城器械突破了城墙。
2. 2. The soldiers were equipped with heavy cannons for defense against the enemy's assault.
   士兵们配备了重型火炮来抵御敌人的进攻。
3. 3. The engineers had to use their siege engines to break through the enemy's defenses.
   工程师们不得不使用他们的攻城器械来突破敌人的防线。