工事

They are firing upon the enemy works.

他们正向敌人的开火。

The defences of the city are strong.

这个城市的防御很稳固。

The fortifications were out of repair.

防御年久失。

The regiment secured its position while awaiting the enemy attack.

在等待敌人进攻之时, 加强了防御。

They smashed the enemy's defences.

他们摧了敌人的防卫。

The final exercise pitted a counterterrorism squad against an escaping vehicle of balaclava-clad men who holed up in a concrete building.

最后一项是针对藏在混凝中的一辆满载头戴钢盔的武装人员的装甲车开展防暴行动。