Eustachian tube英语解释
名词 eustachian tube:
- either of the paired tubes connecting the middle ears to the nasopharynx; equalizes air pressure on the two sides of the eardrum
同义词:auditory tube
Eustachian tube例句
- The child has earache caused by blocked Eustachian tubes.
这孩子因耳咽管堵塞而引起耳痛。