That the note relation in semitone and chords sequence gained attention and usage step by step along with the harmony chromaticism.

在和声半的进程，半系和弦连接的性也发生了一些变。

Trundling chromaticism has the music roll up to a fortissimo, the orchestra still proclaiming the originally wistful piano-theme.

的半阶将乐推最强，交响乐团演奏着原先的怀旧主题。