贝多芬A大调第六小提琴奏鸣曲，作品30之1，题献给沙皇亚里山大一世，第二乐章 富于表情的慢板（Ludwig van Beethoven:Violin Sonata No.6 in A Major, Op.30-1, Dedicated to Tsar Alexander I of Russia, II.Adagio molto espressivo）