Ключевые слова: activity, build, bulldozer, construct, construction, develop, digger, earth, equipment, even, excavating, excavation, excavator, expand, flat, heavy, highway, hydraulic, industrial, industry, landscape, level, loader, machine, machinery, metal, mover, one, outdoors, plane, production, reparation, road, sand, shovel, site, sky, small, soil, stone, technology, tractor, vehicle, wheel, work, workout, yellow,