Ключевые слова: activity, big, blue, bucket, building, bulldozer, clouds, construction, dig, digger, dirt, driving, dump, earth, earthmover, equipment, excavation, field, gravel, ground, heap, heavy, hydraulic, industrial, land, large, load, loader, machine, machinery, mining, mover, power, quarry, road, rock, sand, shovel, site, sky, soil, tipper, tractor, transport, truck, vehicle, wheel, work, yellow,