Ключевые слова: apparatus, arrangement, background, binding, bond, close, cog, cogs, cogwheel, concept, conceptual, connect, connection, design, engine, engineering, factory, gear, gearbox, gearing, idea, industrial, industry, interlocking, machine, machinery, machines, mechanical, mechanics, mechanism, metal, metallic, motion, object, old, part, pinion, precision, rotate, rust, rusty, steampunk, steel, technology, teeth, transmission, turn, up, wheel, work,