choana
英['kəʊənə]
美['koʊənə]
- n. [解]漏斗
- 后鼻孔.
双语例句
- 1. It often grows through the nasal choana into the nasopharynx.
- 常常可以通过后鼻孔累及鼻咽部。
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- 2. Antralchoanal polyps present as mucoid masses originating at the maxillary antrum extending through a sinus ostium to the choana.
- 上颌窦后鼻孔息肉表现为起源于上颌窦的粘液样肿块，并通过上颌窦口延伸至后鼻孔。
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- 3. The inspection could not be finished because of stricture of unilateral choana and nasopharynx caused by deflection of nasal septum in cases, and bilateral rhinostenosis in .
- 例因鼻中隔偏曲导致一侧后鼻孔和鼻咽部无法检查，例因双侧鼻腔狭窄无法检查，其余9例均可检查。
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- 4. The inspection could not be finished because of stricture of unilateral choana and nasopharynx caused by deflection of nasal septum in cases, and bilateral rhinostenosis in .
- 例因鼻中隔偏曲导致一侧后鼻孔和鼻咽部无法检查，例因双侧鼻腔狭窄无法检查，其余9例均可检查。
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