八度的用法和样例：
例句
-
高音调的，高八度的高音谱表上方第一个八度的；高音调的
Pitched in the first octave above the treble staff; high. -
短笛一种音调比普通笛子高八度音的小笛子
A small flute pitched an octave above a regular flute. -
这孩子的手太小，按不到钢琴上八度和音的键。
The child's hands are too small to stretch to an octave on the piano. -
这些音相距八度。
These notes are an octave apart.
