Ключевые слова: abstract, business, car, city, color, concept, control, crossing, crossroad, danger, direction, electricity, equipment, face, fun, glass, global, green, group, happy, isolated, joy, lamp, light, multiple, red, reflection, road, sad, safety, semaphore, set, sign, signal, smile, stop, stoplight, street, symbol, traffic, trafficlight, travel, urban, warning, way, white, work, world, yellow, yellowconcept,