island n. 岛 ↓ isle [ailz] n. 岛 例:British Isles 不列颠群岛 ↓ insular [ˈɪnsjələ(r)] a. 岛的;孤立的 insulate [ˈɪnsjʊleɪt] v. 隔离,使隔音,使绝缘