Single cancellous osteomas, unlike exostosis, are a relatively rare lesion in the external auditory canal.
单一性疏松骨瘤，不像外生骨疣，是一个外耳道较少见。
OBJECTIVE To discuss the applied anatomical study and clinical significance of the partial labyrinthectomy approach to the internal auditory canal (IAC) and the cerebellopontine angle (CPA).
目探分迷路切除手术到达内听道和桥小脑角区应用解剖及临床意义。
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Sound waves traveling down the auditory canal eventually collide with the tympanic membrane, which you probably know as the eardrum.
沿着播的声波最终会与鼓膜相。
Once a sound is caught, it's funneled down into the external acoustic meatus, or auditory canal, and toward your middle and inner ear.
一旦声音被，它就会进入外耳或，朝向你的中耳和内耳前进。
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划词翻译
详细解释
。
分迷路切除手术到达内听道和桥小脑角区
播的声波最终会与鼓膜相
。
，它就会进入外耳
