Ключевые слова: acoustic, antenna, big, black, blue, bright, broadcast, bulb, cloudless, communication, day, electric, electricity, energy, entertainment, equipment, europe, event, floodlight, fragment, high, industrial, installed, lamp, lamppost, large, light, lighting, line, loudspeaker, loudspeakers, metal, nice, nobody, object, outdoor, pole, post, power, sky, sound, speaker, spotlight, spotlights, stadium, steel, system, tall, technology, tower, urban,