In most areas, bikes are legally considered as vehicles and must obey all the laws that apply to vehicles in the roadway such as obeying traffic signs and lights.

在绝大部分地区，自行车在法律上与机动车一样，需要遵守机动车在道路上的所有法规，比如遵守交通信号和交通灯。

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There are roads, traffic signs, signal lamps, vehicles and pedestrians, building and so on in the urban transport scene.

城市交通环境场景是以武汉市余家头区域的部分路网为基础，包括道路、建筑物、信号灯、车辆、行人和建筑物等。

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By communicating with other cars, as well as with road signs and traffic lights, vehicles will not only be able to avoid most accidents, but will also move more smoothly through traffic, reducing congestion.

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Gloucestershire Highways said traffic calming was in place and there were signs to prevent goods vehicles.

BBC: Road signs row in the Cotswolds