major: 大调 flat :降记号 sharp:升记号 treble clef:高音谱号
treble clef key signatures – some interesting patterns
major: 大调 flat :降记号 sharp:升记号 treble clef:高音谱号
extreme gold phantom from devialet
学钢琴必备|轻松掌握24条大小调音阶和弦.#抖音创作者大会 - 抖音
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