beaten down

• v. 压倒(镇压；使沮丧；直射；压低)

beaten down的用法和样例：

例句

1. All their defences were beaten down by the tanks.
   他们的防御工事统统被坦克摧毁夷平。
2. All the enemy's defenses were beaten down by our brave soldiers.
   敌人所有的防御工事都被我勇敢的战士摧毁了。