electronic reconnaissance

• 利用电子传感器和设备收集有关敌方通信、雷达及其他电子信号的侦察情报，通常用于军事或战略目的。

The activity of using electronic sensors and devices to gather intelligence about enemy communications, radar, and other electronic signals, typically for military or strategic purposes.

1. Intelligence gathering via electronic signalsC1formal

   The act of collecting information about an enemy or potential adversary by intercepting and analyzing their electronic signals, such as radar, communications, or other electromagnetic emissions.

   电子侦察

   • The military unit was deployed for electronic reconnaissance to monitor enemy communications.
   • Electronic reconnaissance satellites can detect radar signals from deep within hostile territory.
   • The intelligence agency used electronic reconnaissance to map out the adversary's air defense network.