Ключевые слова: aluminum, anticipation, backdrop, background, boundary, close, colorful, communication, control, copyspace, crossing, crossroad, danger, diagonal, drive, fear, guidance, halt, hazardous, highway, information, intersection, junction, law, message, motion, nobody, obedience, outside, post, prohibit, railroad, railway, road, roadsign, rule, safety, sign, signage, stop, street, symbol, train, transport, transportation, travel, utdoors, warn, warning,