subatmospheric / ˌsʌb æt məsˈfɛr ɪk, -ˈfɪər- /

📖毕业后词汇亚大气层大气层以下亚大气层的次大气层

subatmospheric 的定义

adj. 形容词 adjective
  1. having a value lower than that of the atmosphere: subatmospheric temperatures.