Aerodynamics of the Vocal Tract, Turbulence Noise, Abrupt Release, Bursts.

声道的空气动力学，紊流噪音，瞬间释放，突发音。

Natural spectral peaks of the vocal tract that aid in the recognition of speech sounds.

声道的自然频谱峰值，帮助语音识别。

The sounds of language are certainly intimately related to the morphology of the vocal tract.

语言中的声音的确和声道的形态学密切相关。

But we can see what the human vocal tract shape has allowed us to do that our primate relatives can't.

但是，我们可以从中看出人类声道形状允许我们做的事，我们的灵长类亲戚的确做不到。

Fossils can only tell us so much about the shape of the vocal tract because much of it is soft tissue.

因为发音系统大部分是软组织，无缘变成化石，现存的化石也只能告诉我们一点呼吸道的形状。