1.Sometimes one or both notes of the tritone will be omitted from the scale altogether, which creates a hexatonic or pentatonic scale.
有时候三全音的一个或两个音调会一起从音阶中被忽略，这样就创造出了六音阶或五音阶。
2.Sometimes one or both notes of the tritone will be omitted from the scale altogether, which creates a hexatonic or pentatonic scale.