Ключевые слова: activity, backhoe, bucket, build, building, bulldozer, construction, development, dig, digger, digging, dirt, earth, engineering, equipment, excavate, excavation, excavator, gravel, ground, heavy, hydraulic, industrial, industry, large, loader, machine, machinery, mine, mining, mover, outdoors, pit, power, quarry, road, sand, scoop, shovel, site, sky, soil, tractor, transport, truck, vehicle, wheel, work, working, yellow,