Ключевые слова: architecture, area, base, basis, blue, bore, bored, build, cellar, cement, concrete, construct, construction, danger, dangerous, design, drill, engineering, equipment, factory, foundation, ground, groundwork, hardwork, heavy, hole, home, industrial, industry, machine, material, metal, new, pedestal, pile, piling, pillar, pole, site, sound, stake, standard, steel, strong, structure, substratum, tower, underground, urban, work,