八度的例句（八度在句子中的用法）

• Its range is generally five octaves and three - eighths. 一般按四五度定弦,音域三个八度.
• It has a wide range of more than four octaves. 它的音域多于四个八度音阶.
• If a vibrating string is lightly touched at its midpoint , its pitch goes up an octave. 如果在一根振动弦的中部轻轻一触, 它就发出高八度的音.
• If the note of D is sounded on a harp, all the corresponding D strings of other octaves will likewise resonate. 如果用竖琴演奏D音符，其他八度音阶所有相应的D弦都将发出共鸣。