Ключевые слова: big, blue, build, builder, bulldozer, construct, construction, contractor, dig, digger, dirt, dredge, dredger, earth, earthmover, equipment, excavator, flatten, heap, heavy, industrial, industry, job, labor, machine, machinery, move, operate, operator, place, push, road, roadman, rock, sand, scoop, sea, shovel, sign, site, soil, stones, track, tractor, transport, vehicle, work, worker, workplace, yellow,