Ключевые слова: activity, background, backhoe, big, blue, bucket, build, building, bulldozer, construction, development, dig, digger, dirt, dredger, earth, eathmoving, engineering, equipment, excavate, excavating, excavation, excavator, ground, heavy, hydraulic, industrial, industry, loader, machine, machinery, massive, mine, mover, outdoor, power, quarry, road, sand, scoop, shovel, site, sky, soil, sun, technology, tractor, vehicle, work, yellow,