口形一直是小号演奏者的重点关注问题,口形状态的好坏直接决定着演奏者的吹奏水平的高低。本文以小号的相关概述作为出发点,分析了小号的高音口形结构、低音口形结构和中音口形结构,并探讨了小号演奏的口形训练方法,以期为广大小号学习者提供一些参考建议。 Mouth shape has always been the focus of the trumpet player’s concern, the state of the mouth shape directly determines the level of playing the player’s level. In this paper, the relevant summary of the trumpet as a starting point, analysis of the trumpet tweeter, bass and mezzo-tone mouth structure, and discusses the trumpet-shaped lip training methods for the majority of trumpet learners to provide some reference .