Ключевые слова: academic, academy, adventure, background, book, bookshelf, business, certificate, class, classroom, collection, college, conceptual, copyright, desk, development, dictionary, earth, educated, encyclopedia, global, globe, graduate, grunge, historical, history, intellectual, knowledge, learn, librarian, library, literacy, literature, map, maritime, navigation, planet, property, radar, scholarship, school, science, student, study, success, travel, university, vintage, wallpaper, world,