单词hypotympanum
网络: 为下鼓室
Dehiscence of the floor of the hypotympanum with protrusion of the jugular bulb into the middle ear cavity is a rare otological finding.
颈静脉球经下鼓室底部骨层裂隙膨入中耳腔，是一种罕见的中耳腔血管异常。
Applied Anatomical Study on Hypotympanum
下鼓室的应用解剖