Ключевые слова: analyzing, background, blank, business, cd, circle, concepts, correction, data, device, disk, document, dvd, educations, elderly, expensive, eyeglasses, eyes, eyesight, fashion, focus, foreground, frames, glasses, gold, golden, health, image, information, lens, medium, music, object, office, optical, paper, plastic, reading, recordable, reflection, shiny, storage, technology, view,