Ключевые слова: background, bucket, building, bulldozer, car, child, childhood, concept, construction, dig, digger, dirt, dump, earth, equipment, excavation, excavator, fun, ground, heavy, hydraulic, industrial, industry, isolated, loader, lorry, machine, machinery, mine, model, object, plastic, play, power, road, sand, scoop, shovel, small, soil, toy, tractor, transport, transportation, truck, vehicle, wheel, white, work, yellow,