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Continue to Chat【iOS APP】Fretboard Hero 吉他音符及指板學習 https://app.yipee.cc/100184/%e3%80%90ios-app%e3%80%91fretboard-hero-%e5%90%89%e4%bb%96%e9%9f%b3%e7%ac%a6%e5%8f%8a%e6%8c%87%e6%9d%bf%e5%ad%b8%e7%bf%92/
【iOS APP】Fretboard Hero 吉他音符及指板學習 https://app.yipee.cc/100184/%e3%80%90ios-app%e3%80%91fretboard-hero-%e5%90%89%e4%bb%96%e9%9f%b3%e7%ac%a6%e5%8f%8a%e6%8c%87%e6%9d%bf%e5%ad%b8%e7%bf%92/