详细解释:n. (耳科手术中的)开窗术
【医】 开窗术, 穿通, 穿孔
英语解释：
名词 fenestration:
the arrangement of windows in a buildingsurgical procedure that creates a new fenestra to the cochlea in order to restore hearing lost because of osteosclerosis详细解释：
fen.es.tra.tion
n.（名词）Architecture The design and placement of windows in a building.【建筑学】 窗户配列：建筑物中窗户的设计和布置An opening in the surface of a structure, as in a membrane.薄膜开口：一种在构造表面上的开口，如在薄膜上The surgical creation of an artificial opening in the bony part of the inner ear so as to improve or restore hearing.开窗术：在内耳的骨部切开一开口以改善或恢复听力的外科手术