音标发音英式音标 [ˈbæk ˌstɔː.ri]美式音标 [ˈbæk ˌstɔːr.i]英式发音 美式发音 基本解释（电影或故事的）故事背景。同根派生 英英字典剑桥英英字典 the things that have happened to someone before you first see or read about that person in a film or story