释义 |
petrosa pe·tro·sa, pl. pe·tro·sae (pe-trō'să, -sē), The petrous portion of the temporal bone. [L. fr. petra, rock] pe·tro·sa, pl. petrosae (pe-trō'să, -sē) The petrous portion of the temporal bone. [L. fr. petra, rock]petrosa (pĕ-trō′să) [L. petrosus, stony] The petrous part of the temporal bone. |