我们唱得比中央c低,而女士们高了一个八度,但这还是单音织体,这些音的音名是一样的

We're singing below middle C and the ladies are singing up an octave but that's still monophonic texture-- those notes have the same names.

youdao

它是由演唱者喉咙发出一个低八度共鸣音的同时，在口腔里又产生另一个上方八度音的哨声，从而形成「潮尔」 （泛音）音色的声乐表现形式。

The performer voice low 8 degree resonance from his throat, at the same time, voice another upper 8 degree sound, forming the music style of chao er.

youdao