音标发音英式音标 [ˈθɜː.mə.sfɪər]美式音标 [ˈθɝː.moʊ.sfɪr]英式发音 美式发音 基本解释（大气的）热层。同根派生 the thermosphere相关词英英字典剑桥英英字典 the region of the earth's atmosphere that is above the mesosphere. In the thermosphere, the temperature increases with height.the thermosphere剑桥字典the thermosphere柯林斯字典