Rubato被称为有表情的节奏或速度的变化。在“自由节奏”概念的前提下,通过对Rubato的历史溯源,在节奏定义的引领下,着重从时值分组与时值整合两个方面论述自由节奏Rubato的成因与音乐表现意义。 Rubato is known as a change in rhythm or speed. On the premise of “free rhythm ”, through the historical tracing of Rubato, guided by the definition of rhythm, it focuses on the formation of the rhythm of the rhythm and the significance of music expression from the time grouping and the time value integration.