Ключевые слова: background, backhoe, blue, bucket, case, cloud, color, colorful, construction, contractor, development, digger, dirtwork, dozer, duty, earth, earthmover, equipment, excavate, excavator, grader, ground, heavy, hoe, hydraulic, industry, iron, isolated, light, loader, machine, machinery, metal, moving, rock, scraper, shovel, sky, stone, storm, sun, track, tractor, white, yellow,