Ключевые слова: activity, backhoe, big, black, blue, brown, bucket, build, clay, closeup, cloud, construction, development, dig, digger, dipper, dirt, dredge, earth, equipment, excavate, excavation, excavator, fill, full, green, ground, heavy, hydraulic, industrial, industry, ladle, land, loading, machine, machinery, mining, move, outdoor, pipeline, power, scoop, shovel, site, sky, soil, trench, vertical, work, yellow,