调号(key signatures)可以帮助你理解乐谱,但即使你从来不读乐谱,调号
the order of sharps is f-c-g-d-a-e-b. wwhwwwh
大调 flat :降记号 sharp:升记号 treble clef:高音谱号 bass clef
e大调音阶有哪些音符与和弦图文
8月8日三款新机发布各领风骚夏普黑莓和oppo谁更惹眼
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