| 单词 | external ear |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔atresia〕The absence or closure of a normal body orifice or tubular passage such as the anus, intestine, or external ear canal.（先天性）闭锁，无孔：正常的身体孔或管道，如肛门、肠或外耳道的缺失或闭合美国传统〔earlobe〕The soft, fleshy, pendulous lower part of the external ear.耳垂：外耳下部柔软、肉质且呈下垂状态的部分美国传统〔tragus〕Any of the hairs growing at the entrance to the meatus of the external ear.长在通向外耳耳道入口处的毛发美国传统〔tragus〕The projection of skin-covered cartilage in front of the meatus of the external ear.耳屏：在外耳耳道前面的有皮肤覆盖的软骨突起美国传统 |
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