ear canal
参考词典中ear canal的常规释义：
基本释义
- 【电】 耳道
英英解释
1个名词解释
- either of the passages in the outer ear from the auricle to the tympanic membrane
[同] ear canal, external auditory canal, acoustic meatus, auditory canal, auditory meatus
点击查看……- either of the passages in the outer ear from the auricle to the tympanic membrane
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