“音级”是一个常用概念,但在“基本乐理”科目中“音级”又是一个特定概念。因此,作为约定俗成之称谓的“音级”,一方面,由于它运用广泛而有不同所指;另一方面,又由于它是一个特定概念,其所指又有待进一步认定、厘清或以今天的视角重新审视。为此,本文将围绕这一概念所指的“双重性”或“多重性”,结合现行乐理教材的定义或描述,提出一些相关看法,旨在引起大家对此问题的注意,进而有利于本门学科的理论与教学建设。 “Sound Level” is a common concept, but “Sound Level” is another specific concept in Basic Music Theory. Therefore, the “sound level” that is the norm of convention is on the one hand due to its wide use and different meanings; on the other hand, because it is a specific concept, its meaning still needs to be further identified, clarified or replaced today Perspective review. To this end, this article will focus on the concept of “duality” or “multiplicity”, combined with the definition or description of the current music teaching material, put forward some relevant views, aimed at arousing everyone’s attention to this issue, which in turn is beneficial to this Theories and teaching construction of the discipline.