| 释义 |
troposphere/ˈtrɒpəsfiə, ˈtrəʊp-/n. the lowest region of the atmosphere, extending from the earth's surface to a height of about 6 － 10 km, and in which the temperature falls with increasing height (cf. 参见 STRATOSPHERE, IONOSPHERE) 对流层(大气层中的最低层面，从地球表面一直到 6 至 10 千米的高度，高度越高，温度越低) □ tropospheric /-ˈsferik/ adj.[Greek tropos ‘turning’ + SPHERE] |