单词：thermosphere
音标：['θә:mәsfiә] ；
n. 〈气〉热层
n the atmospheric layer between the mesosphere and the exosphere
词型变化：名词复数形式 : thermospheres
thermosphere的用法和样例：
例句
用作名词(n.)
- The next layer in the atmosphere is the thermosphere named for its high temperature.中间层顶后是热成层，它是因为这里的高温而得名的。