\u94a2\u7434\u57fa\u7840\u4e4b\u94a2\u7434\u97f3\u9636\u3001\u7436\u97f3视频

Basics of Playing Piano\uff1aFingering for Scales and Arpeggios\u94a2\u7434,\u94a2\u7434\u5bb6,\u97f3\u4e50\u6559\u80b2,\u97f3\u4e50\u5802

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