Located in our cheekbones, the maxillary are the largest of four pairs of sinus cavities in the human head.

上颌窦位于颧骨下方，是头部四对鼻窦中最大的。

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A more biological explanation for how the Neti pot works has to do with tiny, hair-like structures called cilia that line the inside of the nasal and sinus cavities.

一个对洗鼻壶有效性更加具有生物学意义的解释与一种称为纤毛的细小毛发状结构有关，它排列在鼻腔以及鼻窦腔内。

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When I had lost it during the primary, I saw a specialist in New York and got a voice coach, who taught me a set of exercises to open my throat and push the sound up through my sinus cavities.

在初选中失声之后，我曾到纽约看一个专科医生，找到了一个发声教练，他教我做一系列练习使我的咽喉扩张，奋力把声音往上顶出鼻窦洞。

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Meanwhile, Johnny Bonta was knocked unconscious with a bat, his nose and sinus cavities broken and bleeding, with stab wounds on his neck.

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