| 单词 | the ionosphere |
| 释义 | the ionosphere the ionosphere /aɪˈɒn.əˌsfɪər/ aep /-ˈɑːn.əˌsfɪr/ noun [S] ► F0 part of the Earth's atmosphere, from about 60 kilometres to about 1,000 kilometres above the surface, in which there are many ions→ COMPARE THE STRATOSPHERE(Cf. ↑the stratosphere)Thesaurus+: ↑The Earth and outer space - general wordsionospheric /aɪˌɒ.nəˈsfer.ɪk/ aep /-ˌɑːn.ə-/ adjective Thesaurus+: ↑The Earth and outer space - general words |
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