教学2―your tempo（你的速度, Your tempo, 2your tempo – Yamaha DGX-630 User Manual

Page 54

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教学2―your tempo（你的速度, Your tempo, 2your tempo | Yamaha DGX-630 User Manual | Page 54 / 154 教学2―your tempo（你的速度, Your tempo, 2your tempo | Yamaha DGX-630 User Manual | Page 54 / 154
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