Ключевые слова: alphabet, arrangement, blue, book, bookshelf, business, closeup, college, concept, course, dictionary, education, educational, english, french, german, germany, grammar, green, group, info, information, knowledge, label, language, learn, learning, library, literature, meaning, multicolored, multilingual, nobody, office, order, polyglot, publication, row, school, set, sticker, study, symbol, text, textbook, translate, translation, vocabulary, white, word,