最終更新日：2024/07/29

(anatomy) Any of a number of air-filled spaces, or sinuses, within the bones of the skull and face.

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paranasal sinus

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paranasal sinus

noun

(anatomy) Any of a number of air-filled spaces, or sinuses, within the bones of the skull and face.

The paranasal sinuses are a group of air-filled spaces in the bones of the face.

意味（1）

(anatomy) Any of a number of air-filled spaces, or sinuses, within the bones of the skull and face.