基本解释[毉葯科學]巖部英汉例句雙語例句The inner ear is a closed system surrounded and protected by the petrous portion of the temporal bone.內耳是一個受到顳骨堅硬部分包圍和保護的封閉系統。petrous portion更多例句词组短语短語petrous portion internal carotid artery 釋義頸內動脈巖部petrous portion更多词组专业释义毉葯科學巖部