耳咽管 ěryānguǎn eustachian tube Definitions Defs Origin Strokes Stroke Words Sentences Sents 耳 ěr noun ear (bound form) ear; the organ of hearing咽 yān throat (bound form) throat; pharynx; also refers to a strategic narrow pass管 guǎn noun tube tube; pipe; cylinder; any long, hollow cylindrical object
