Ключевые слова: backup, black, book, business, cd, chinese, close, close up, closeup, compact, computer, content, copy, copy protected, culture, data, desk, dictionary, digital, disc, dvd, education, high density, icon, information, knowledge, learning, library, literature, modern, obsolete, old, open, page, paper, pile, protection, recordable, red, reliable, school, schooling, software, storage, stored, text, textbook, up, web, writing,