A period of time during which motor vehicular and pedestrian traffic is light.
A period of time during which motor vehicular and pedestrian traffic is light.
非交通高峰时间一段时间，在这段时间内车辆和行人都少
A period of time during which motor vehicular and pedestrian traffic is light.
非交通高峰时间一段时间，在这段时间内车辆和行人都少