音标发音英式音标 [sʌbˈtrɒp.ɪks]美式音标 [sʌbˈtrɑː.pɪks]英式发音 美式发音 基本解释亚热带。同根派生 英英字典剑桥英英字典 the parts of the world that are immediately south or north of the tropics and have very hot weather at some times of year