ADJ denoting the dense part of the temporal bone that surrounds the inner ear 颞骨岩部的 [anatomy]
The symbolism of the primordial petrous picture was almost the nature made.
原始岩画的象征性几乎是天籁所成。
Objective : To explore the clinic characteristic petrous bone cholesteatoma.
目的： 探讨岩部胆脂瘤的临床特征及手术方法。
The characteristic trigeminoma appeared as dumb bell with erosion of petrous bone.
三叉神经瘤表现为特征性哑铃形伴岩骨尖骨质破坏。
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