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变声是一种自然的生理现象,是由少年时代进入青年时代的标志。在变声的这段时期里,喉部(发声器官)的发育变化也是非常明显的,这个时期在医学上称为“变声期”。
Changing voice is a natural physiological phenomenon, is a sign of youth into the youth. The development of the throat (vocal organs) is also very noticeable during this period of change, which is medically termed as the “vocalization period.”