defense penetration ability

例句：

1. 1. The new defense system is designed to improve the country's overall security.
   新的防御系统旨在提高国家的整体安全。
2. 2. The missile penetrated the enemy's defenses with ease.
   导弹轻松地穿透了敌人的防御。
3. 3. The scientist's research has greatly enhanced our understanding of the material's defense penetrationability.
   科学家的研究极大地提高了我们对材料防御穿透能力的理解。