meatusWiktionary 原文英美/miˈeɪ.təs/词源链原始词根原始印欧语Proto-Indo-European约前 4500–前 2500 年*mey- (change)拉丁语Latin约前 75–公元 3 世纪meātus#Etymology_2‘a going, passing; a way, path, passage’↓ 书面借入英语Englishmeatus词源说明Learned borrowing from Latin meātus (“a going, passing; a way, path, passage”).释义名词noun1(anatomy) A tubular opening or passage leading to the interior of the body.2(anatomy) Ellipsis of acoustic meatus, the passage leading into the ear.