Songbirds could provide a window to the origins of speech disorders caused by autism strokes and Parkinson's disease.
鸣禽可以作为借鉴,让我们弄清楚语言障碍的原因,中风和帕金森症都可以引发语言障碍。
英语百科
Origin of speech
The origin of speech in Homo sapiens is a widely debated and controversial topic. The problems relate to humans' unprecedented use of the tongue, lips and vocal organs as instruments of communication. Other animals vocalise, but do not use the tongue to modulate sounds.