详细解释:【医】 水龙骨科
英语解释：
名词 polypodiaceae:
ferns: a large family that in some classification systems has been subdivided into several families (including Aspleniaceae and Blechnaceae and Davalliaceae and Dennstaedtiaceae and Dryopteridaceae and Oleandraceae and Pteridaceae)同义词：family Polypodiaceae