Okay, let's play a game! Imagine you're outside playing cover and seek with your friends, but you're it and you need to find them.
Now, let's pretend that you have a toy that can help you find where they are hiding. This toy is called a radar. It sends out "pings" that bounce off of objects and come back to the toy, telling you where things are.
But what if your friends also have toys that can find you? Wouldn't it be helpful to know where their toys are so you can hide from them? That's where counter-battery radar comes in.
Counter-battery radar is like a super-powerful toy radar that the military uses. Instead of finding people, it helps the military find where the enemy's guns or artillery are. These are big weapons that can shoot from far away and cause a lot of damage.
The counter-battery radar sends out "pings" just like your toy, but it listens for sounds too. When an enemy gun fires, it makes a really loud boom, like a balloon popping. The radar can hear this boom and use it to figure out where the gun is. It then calculates where the enemy gun is and helps the military shoot back at it, to protect themselves and others.
Just like how knowing where your friend's toy is can help you hide from them, knowing where the enemy's gun is can help the military stay safe and fight back.
Does that make sense?