- 大气层 dàqìcéng atmospherethe layer of air or gases surrounding the earth or another planet; atmospheric layer
- 外大气层 wàidàqìcéng exospherethe outermost layer of the Earth's atmosphere where gases escape into space
- 外气层 wàiqìcéng exospherethe outermost layer of the atmosphere, located above the thermosphere, where gas molecules can escape into outer space
- 大气层核试验 dàqìcénghéshìyàn atmospheric nuclear test
- 热气层 rèqìcéng thermosphereThe layer of the Earth's atmosphere above the mesosphere and below the exosphere, characterized by increasing temperature with altitude; also known as the [[增温层|增溫層|zeng1 wen1 ceng2]].
- 中气层 zhōngqìcéng mesosphereThe layer of the Earth's atmosphere located between approximately 50 and 85 kilometers above the surface; the temperature in this layer decreases as altitude increases.
- 臭气层 chòuqìcéng ozone layer(variant form) ozone layer
- 中气层顶 zhōngqìcéngdǐng mesopausethe boundary region between the mesosphere and the thermosphere