medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane)
同义词：auriscope, auroscope
otoscope详细解释
o.to.scope n.（名词）An instrument for examining the interior of the ear, especially the eardrum, consisting essentially of a magnifying lens and a light.耳镜，检耳镜：检查耳内部（尤其是中耳）的仪器，主要包括一个放大镜和光源
