Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
음악의 기보법은 작곡가의 의도를 전달하는 데 중요하다.eumak-ui gibobeob-eun jakgogga-ui uido-reul jeondalhaneun de jungyohada.The notation of music is important for conveying the composer's intent.