The famous conductor of the Boston Symphony Orchestra, Serge Koussevitzky, learned about Copland's music.

波士顿交响乐团著名指挥家塞奇·库塞维茨基了解到科普兰的音乐。

Koussevitzky led the orchestra for the first performance of Copland's early work, Music for the Theater, in nineteen twenty-five.

1925年，库塞维茨基指挥管弦乐首次演奏了科普兰的早期作品《Music for the Theater》。