night-fighter defense

例句：

1. 1.The night-fighter defense system is designed to protect against enemy aircraft during the night.
   夜间战斗机防御系统旨在夜间保护免受敌方飞机攻击。
2. 2. The military has been working on developing a new night-fighter defense technology.
   军方一直在努力研发一种新的夜间战斗机防御技术。
3. 3. The night-fighter defense system was upgraded to improve its effectiveness in combating drones.
   夜间战斗机防御系统升级，以提高对抗无人机的有效性。