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

上半阶将乐推，交响乐团演奏着原怀旧主题。

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

在和声半进程中，半中关系和弦连接性质也发生了一些变。