其中也包括有五声性的四声、五声、六声和七声调式。
Nanyang folk song has a mode of five tone , which includes four , five , six and seven tones .
这里的四腔调式是以五声音阶为骨干的七声羽调式，且调式统一。
The mode of the Four Chamber is unified seven modes , pentatonic scale being the backbone .
七声调式