electronic counter-countermeasures

例句：

1. 1.The military uses electronic counter-countermeasures to defend against enemy missile attacks.
   军队使用电子对抗措施来防御敌人的导弹攻击。
2. 2.In the battlefield, electronic counter-countermeasures play a crucial role in preventing enemy reconnaissance.
   在战场上，电子对抗措施在防止敌方侦察方面起着至关重要的作用。
3. 3. The government has implemented several electronic counter-countermeasures to enhance national security.
   政府已经实施了多项电子对抗措施，以增强国家安全。