Ключевые слова: abstract, background, blurred, blurry, book, bookcase, bookshelf, bookshop, bookstore, building, business, campus, child, children, college, customer, decorate, decoration, defocused, department, distribution, education, girl, interior, knowledge, leisure, library, lifestyle, light, mall, market, novel, paper, people, product, reader, relax, research, school, search, shelf, shop, store, student, study, textbook, university, wisdom,