filae间线filabbr.灯丝(=filament)abbr.过滤器(=filter)filiform texture丝状结构Filaria perstans常现丝虫filtrate reducer降滤失剂filiform papilla丝状乳头filum branchiale鳃丝filing of claims索赔filing documents归档Filaria labialis[医] 美丽筒线虫filiform antenna丝状触角filariform larva丝虫状幼虫