Ключевые слова: activity, background, beach, blue, bucket, building, bulldozer, business, colorful, construction, contractor, day, digging, dirt, equipment, evening, excavating, excavation, excavator, hand, heavy, hydraulic, industrial, industry, loader, machine, machinery, mover, nature, outdoor, power, sand, sea, seascape, shore, shovel, silhouette, sky, smooth, summer, sunlight, sunset, technology, tire, track, transport, vehicle, work, working, yellow,