莫扎特的秘密（十）莫扎特的作曲速度

背景音乐：
1.Wolfgang Amadeus Mozart Symphony No.36 in C, K.425 - Linz - 2. Andante
2. Wolfgang Amadeus Mozart Concerto for Flute, Harp, and Orchestra in C, K.299 - 2. Andantino�
3.Wolfgang Amadeus Mozart Violin Concerto No. 2 in D major, K. 211 - 3. Rondeau Allegro