Their direction was vertical each other. (2) The maxillary artery bent in the pterygopalatine fossa with its branches being in the plane parallelling the posterior wall of the maxillary sinus.是什么意思_Their direction was vertical each other. (2) The maxillary artery bent in the pterygopalatine fossa with its branches being in the plane parallelling the posterior wall of the maxillary sinus.在线翻译_英语_读音_用法_例句