Study Russian words through the Russian vocabulary book. Features offered - Provides Russian words divided into enough to memorize in a day - Through the test, you can check the Russian words you memorized that day. - Provides audio pronunciation of Russian words - Provides the ability to review Russian words by part, unit, and entire language - Favorites: Words that are difficult to memorize can be added to favorites by pressing the star button. - Copy function: If you press and hold a word in