Paul, what advice would you give to singers facing voice problems?
保罗，你对嗓音有问题的歌手有什么建议？
Speech disorders may be problems ...with the pitch, volume or quality of the voice.
言语紊乱可以是与声音的形成方式有关的问题，称为发音紊乱或语音紊乱，或者是在音高、音量或声音质量上有困难。
Speech disorders may be problems ...with the pitch, volume or quality of the voice.
言语紊乱可以是与声音的形成方式有关的问题，称为发音紊乱或语音紊乱，或者是在音高、音量或声音质量上有困难。
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