Ключевые слова: acoustic, aid, art, audible, audition, background, black, body, business, deaf, deafness, ear, graphics, health, healthy, hear, hearing, human, icon, illustration, image, listen, listener, loud, medical, music, noise, organ, people, pictogram, picture, sense, shape, sign, silence, silhouette, sound, stereo, symbol, tapping, waves, web, website, white,