noun
vehicle speed; speed of a car
Technical or formal term for the speed of a vehicle, especially a car. Often used in automotive contexts, traffic engineering, or specifications.
この道路の制限車速は時速60キロです。
The speed limit for vehicles on this road is 60 km/h.
車速が上がると風切り音が大きくなる。
As the vehicle speed increases, the wind noise gets louder.