Ключевые слова: activity, build, bulldozer, construction, development, dig, digger, dirt, earth, equipment, excavating, excavation, excavator, forest, ground, hard, heavy, hydraulic, industrial, industry, labor, land, lift, loader, machine, machinery, man, mechanical, mine, mover, outdoors, power, road, rural, sand, scoop, site, sky, soil, standing, tractor, tree, trees, trench, vehicle, watching, wood, work, worker, yellow,