Ключевые слова: arrow, blue, business, car, caution, change, construction, crossing, curve, danger, direction, directional, driving, highway, hill, horizontal, information, law, nobody, post, red, right, road, roadsign, round, shield, sign, signs, sky, square, stop, street, symbol, symbols, traffic, transport, transportation, travel, triangle, turn, warning, way, wild, wildlife, work, yellow,