Serenade for String Orchestra in C Major, Op. 48, TH 48 - Tchaikovsky: Serenade for String Orchestra in C Major, Op. 48, TH 48 - I. Pezzo in forma di sonatina: Andante non troppo - Allegro moderato (C大调弦乐小夜曲，作品48 - 第一乐章 断奏的小奏鸣曲 - 不太慢的行板，有节制的快板)