ELI5: Explain Like I'm 5

British Rail Class 373

The British Rail Class 373 is a type of train that travels really fast between places in Europe, like London and Paris. It has a very special design that makes it really smooth and comfortable to ride in. The train is powered by electricity and uses something called a "catenary wire" to get energy from the overhead wires that run above the train's tracks.

The Class 373 is very big and long, almost like a giant snake moving across the countryside. It's made up of lots of different parts, including the engine (which makes the train go), the passenger cars (where people sit), the driver's cab (where the person driving the train sits), and the braking system (which makes the train stop).

Inside the passenger cars, there are lots of seats and tables for passengers to sit at. There are also areas for storing luggage and even special compartments for bicycles. The seats are very comfortable and there are usually lots of windows so passengers can enjoy the views outside as the train speeds along its route.

The Class 373 train is amazing because it can travel really fast – up to 186 miles per hour! That's faster than most cars can go on the highway! It's really important to always follow the safety rules when riding on the British Rail Class 373, like staying in your seat and keeping your belongings with you at all times.