上骨半规管
/suːpˈiəɹɪə mˌɛsəntˈɛɹɪk ˈɑːtəɹi/
n
English: superior semicircular canal · 上骨半规管
English · superior semicircular canalEspañol · conducto semicircular superiorFrançais · canal semi-circulaire antérieur
释义：Vertical canal perpendicular to the temporal bone; it monitors head movements to ensure that equilibrium is maintained.