外半规管
/ˈlatəɹəl sˌɛmɪsˈɜːkjʊlə kənˈal/
n
English: lateral semicircular canal · 外半规管
English · lateral semicircular canalEspañol · conducto semicircular lateralFrançais · canal semi-circulaire externe
释义：Horizontal canal; it monitors head movements to ensure that equilibrium is maintained.