| 释义 |
the tropo·sphereBrE /ˈtrɒpəsfɪə(r)/NAmE /ˈtroʊpəsfɪr/, /ˈtrɑːpəsfɪr/ noun [sing.] (specialist) the lowest layer of the earth's atmosphere, between the surface of the earth and about 6–10 kilometres above the surface 对流层（大气的最低层，在地球表面和 6 至 10 公里上空之间） |