Beethoven: Piano Concerto No. 2 in B-Flat Major, Op. 19 - 1. Allegro con brio - Cadenza: Ludwig van Beethoven-Maurizio Pollini - 腾讯音乐娱乐-千万正版音乐海量无损曲库新歌热歌天天畅听的高品质音乐平台！