音乐剧是一种综合性的舞台表演艺术,戏剧和舞蹈是其基本要素。作为创作团队中重要人物的编剧和作曲,如何高效率地组织音乐剧的创作、协商音乐剧中音乐的功能,就显得极其重要。本文试图通过对西方一些经典音乐剧的分析,探讨音乐剧中音乐的戏剧功能。 Musical theater is a comprehensive stage performance art, drama and dance are its basic elements. As a writer and composer of important people in the creative team, it is extremely important how to organize the musical creation efficiently and to discuss the function of the music in the musical. This article attempts to explore the musical functions of musicals through the analysis of some western classical musicals.