substantiateon Academic Vocabulary List用事实支持,证实 substantiate substantiate(verb) 用事实支持,证实 unsubstantiated unsubstantiated(adjective) 无事实根据的,未经证实的 substantiation substantiation(noun) 实体化,证实 substantiated substantiated(adjective) 实体化的,被证实了的 Forms verbadjectivenoun substantiate unsubstantiated substantiation substantiated