Ключевые слова: action, activity, backhoe, big, blue, bucket, bulldozer, construction, development, dig, digger, dirt, earth, engineering, equipment, excavate, excavating, excavation, excavator, field, ground, heavy, hollow, hydraulic, industrial, industry, large, loader, machine, massive, metal, mine, mountain, mover, one, orange, power, red, road, sand, scoop, shovel, sky, soil, tractor, unloading, vehicle, work, yellow,