octave separation造句

例句与造句

1. In the polychords in the image above, the first might suggest a thirteenth chord, the second may suggest a D minor ninth chord with upper extensions, but the octave separation of the 3rd makes the suggestion of two independent triads a minor ninth apart even more likely, and the fourth is a split-third chord.
2. It's difficult to find octave separation in a sentence. 用octave separation造句挺难的