What does it mean to change trains at different stations in the same city?

1, that is, take the bullet train and change at another railway station in the same city.

2. The definition of a transfer station is that the train can't reach the destination A, and you need to transfer to another train at station A to get to A. This bilibili is called a transfer station.

3. Motor train, full name of power vehicle, has cold type and intercity type. Refers to the vehicles equipped with power devices in the rail transit system, including locomotives and power cars. Motor vehicles are equipped with driving wheels, and the corresponding vehicles without driving devices are trailers. If the train can run normally on the track, there must be a moving car to provide enough traction for the whole train, but it is not necessary to hang a trailer without power.

4. EMU is a railway vehicle equipped with wheel-driven mechanical equipment, not an EMU. Not only high-speed trains have bullet trains, but all types of vehicles, including constant-speed EMUs, ordinary-speed trains, subway trains, light rail trains, monorails and maglev trains, have bullet trains.