And finally, and most important-- these others have been pretty straightforward-- but what has not been straightforward is something that you might listen to many, many times and not be aware of, and that is chord changes.

最后,也是最重要的途径,上述的三种途径都非常直截了当,不过也有些不那么直接的东西,即使你听了成千上百遍,也不一定会注意到的是和弦的变化

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