Ключевые слова: amateur, apprentice, arrow, beginner, business, choice, circle, closeup, cog, concept, connection, contrary, contrast, decision, different, direction, excellence, experience, expert, expertise, gear, guidance, guide, industry, innovation, iron, machinery, mechanism, metal, novice, object, old, opposite, option, power, professional, progress, recruit, reliability, selection, sign, specialist, steel, symbol, teamwork, technology, text, way, wheel, word,