Eustachian tube
noun /juːˈsteɪʃn tjuːb/
/juːˈsteɪʃn tuːb/
(anatomy- a narrow tube that joins the throat to the middle ear
咽鼓管;耳咽管 词源mid 18th cent.: named after Bartolomeo Eustachio (died 1574), the Italian anatomist who identified and described it.