Ísig-feðeraBosworth & Toller 盎格鲁-撒克逊古英语词典 - ísig-feðera根据古英语词典：ísig-feðeraadj. Having ice on the wings :-- Stearn ísigfeðera, Exon. 81 b; Th. 307, 15; Seef. 24. isig-feðera