air defence

例句：

1. 1. The city has implementedstrict air defence measures to prevent the spreadof the virus.
   该市已实施严格的空气防御措施，以防止病毒的传播。
2. 2. The airdefence system is designed to protect against enemyaircraft attacks.
   防空系统旨在抵御敌方飞机攻击。
3. 3.The air defence equipment includes radars,missiles, and anti-aircraftguns.
   防空设备包括雷达、导弹和高射炮。
4. 4. The air defence measures have beeneffective in preventing the spread of the disease.
   这些防空措施已经有效地阻止了疾病的传播。
5. 5.The air defence system is a crucial componentof the military's overall strategy.
   防空系统是军事整体战略的关键组成部分。
6. 6. The airdefence measures are being implemented by the governmentto ensure public safety.
   政府正在实施防空措施，以确保公众安全。
7. 7. The airdefence system is designed todetect and respond to enemy aircraftattacks.
   防空系统旨在探测并应对敌方飞机攻击。
8. 8. The air defence equipment includes radars, missiles, and anti-aircraft guns.
   防空设备包括雷达、导弹和高射炮。
9. 9. The airdefence measures have been effectivein preventing the spread of thedisease.
   这些防空措施已经有效地阻止了疾病的传播。
10. 10. The air defence system isa crucial component of the military'soverall strategy.
    防空系统是军事整体战略的关键组成部分。