raucity

The issue of vocal cords vibrating in voice training is easy to lead to making voice dark,dry and coarse,raucity even caused pathological changes such as vocal cords polyp.

在声的实践中,由于缺少对声带题积极而细微的感知和研究,从而产生了一系列诸如声音的、卡、沙、抖、暗的现象,乃至出现声带息肉、小结等病变,从而延长声的过程。