Ключевые слова: adagio, antique, art, background, balance, beat, brown, classic, classical, click, clock, control, equipment, instrument, isolated, keeping, key, larghetto, learning, measure, mechanical, metronome, minute, motion, music, music sheet, musical, object, old, pendulum, play, precision, retro, rhythm, rythm, scale, slow, sound, speed, tempo, tick, time, timer, vintage, wood, wooden,