Ключевые слова: accident, across, addicted, alert, attention, business, caution, cellphone, city, cross, crossing, crossroad, crosswalk, danger, footpath, forbidden, hazard, highway, holding, information, label, media, message, notice, pedestrian, person, phone, pictogram, problem, prohibit, public, restriction, risk, road, rule, safety, sidewalk, sign, signal, signboard, stop, street, symbol, telephone, traffic, transport, transportation, urban, walkway, warning,