Werner【Book I】－五線譜、低音譜號、音符與升降記號

接下來，要來開始講解比較重要的樂理相關知識。

The five lines employed in the notaion as used at present are designated as the staff. （五線譜是目前被用來做為記譜的譜表。）

The notes are called in the Bass-clef： （低音譜號當中的音包含：）