J.S. Bach: Concerto For Harpsichord, Strings, And Continuo No. 1 In D Minor, BWV 1052 - 2. Adagio (巴赫：D小调第一号羽管键琴、弦乐与通奏低音协奏曲，BWV 1052 - 第二乐章 柔板)