city bus![click to hear](/images/speaker.jpg)
Motorized vehicle for city transportation of passengers who are standing or seated.
route sign ![click to hear](/images/speaker.jpg)
Screen usually on the front, rear and right side of the vehicle, displaying the number of the bus’s route.
air intake ![click to hear](/images/speaker.jpg)
Opening in the roof, fitted with a cover, for letting fresh air into the bus.
two-leaf door ![click to hear](/images/speaker.jpg)
Wide door divided into two movable parts, which double back to each side to allow several people to pass through at once.