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.

在乐训练的实践中,由于缺少对动问题积极而细微的感知和研,从而产生了一系列诸如音的、、、抖、暗的现象,乃至出现息肉、小结等病变,从而延长乐训练的过程。