Read Edit View history 耳咽管 ěryānguǎn eustachian tube Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 耳咽管 ěryānguǎn eustachian tube A tube connecting the middle ear to the throat that balances air pressure on both sides of the eardrum Edit Delete References Add reference same_as 耳咽管/耳咽管 → 欧氏管/歐氏管 Edit Delete
耳咽管 ěryānguǎn eustachian tube A tube connecting the middle ear to the throat that balances air pressure on both sides of the eardrum Edit Delete