keratectomy的翻译，读音

词态

例句

Objective: To investigate the cause, pathogenesis, prophylaxis and therapy for corneal fungal ulcers following excimer laser photorefrative keratectomy (PRK). 目的：探讨准分子激光角膜切削术后真菌性角膜溃疡的原因、机制及防治策略。