To start learning 鄭怡 - 敲痛我的心 chords, centre your learning around these elemetal chords sequence: A, C#m, Bm, E, A, Bm and A. The tempo control on ChordU helps you begin at a comfortable speed and increase as you learn. Adjust the capo based on your vocal range and chord preference, keeping the song's key of A Major in mind.