soleon Academic Word Listalso onCEFR Advanced (C1)? Academic Vocabulary List (AVL)? 单独的,惟一的,独占的, 脚底,鞋底 sole sole(adjective) 单独的,惟一的,独占的 sole sole(noun) 脚底,鞋底 solely solely(adverb) 单独地,唯一地 Forms adjectivenounadverb sole sole solely