在记谱法尚未问世的时代,欧洲的音乐都是靠口头传授的。在祭祀舞蹈进行中,领头的歌手成了最早的指挥,他为了向众歌手提示旋律的进行方向,便用手在空中“画”出旋律线来。指挥的功能便主要是给大家指出旋律的由低音向高音,或由高音向低音的进行。这种指挥法当时被称为“手势术”。可它既不方便又不准 In the era of notarization, the European music was taught verbally. In sacrificial dance, the leading singer became the earliest conductor. In order to show singers the direction of the melody, he “drawn” the melody line in his hand. The main function of the conductor is to point out the melody from bass to treble, or from treble to bass. This command law was then known as “gestures.” But it is neither convenient nor accurate