Read Edit View history 欧氏管 ōushìguǎn eustachian tube Origin Definitions Defs Strokes Stroke Words Sentences Sents 欧氏管 歐氏管 ōushìguǎn eustachian tube the auditory tube connecting the middle ear to the nasopharynx Cross-References Same as 耳咽管 ěryānguǎn
欧氏管 歐氏管 ōushìguǎn eustachian tube the auditory tube connecting the middle ear to the nasopharynx Cross-References Same as 耳咽管 ěryānguǎn