中級 ❤0 Post Share Johann Sebastian Bach ： Invention no.4 d-moll BWV 775 Type:Piece-collection Collection:Invention Key: d-moll Duration:1:30 ♡ Favorite 🎹 Played 📖 Practicing ⭐ Want to Play Post Share ☐ 🏆 Competition ☐ 🎼 Concert ☐ 📝 Exam Top Ratings Videos1 Practice Logs Performance Videos（1） Invention No. 4 in D Minor, BWV 775 rayray 29/06/2026 Like! 1
