| 释义 |
stratosphere/ˈstrætəsfiə/n. a layer of atmospheric air above the troposphere extending to about 50 km above the earth's surface, in which the lower part changes little in temperature and the upper part increases in temperature with height (cf. 参见 IONOSPHERE) (离地球表面大约 50 公里高的)平流层 □ stratospheric /-ˈsferik/ adj.[STRATUM + SPHERE, on the pattern of atmosphere] |