eustachian tubes是什么意思_eustachian tubes的用法

- 耳咽管
英英释义
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
例句
临近单词

EU Eufemio

以上内容独家创作，受著作权保护，侵权必究

海词词典，十七年品牌