Ключевые слова: active, bicycle, bike, cat, chain, component, contemporary, crank, cycle, disc, drive, equipment, exercise, extreme, eye, fitness, foot, healthy, latch, leisure, lifestyle, link, mechanism, mountain, old, outdoor, pair, part, pedal, pedalling, pinion, power, pursuit, race, recreation, recreational, retro, riding, spoke, sport, sprocket, strength, tire, traditional, training, transport, transportation, treadle, vacation, wheel,