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| 单词 | space-to-ground |
| 释义 | > as lemmasspace-to-ground space-to-ground adj. designating an action or operation directed at the earth from outer space; involving such action. ΚΠ 1958 C. C. Adams et al. Space Flight 144 Whether bombing or space-to-ground missile attacks would be any more effective from such a [space] station has not been established. 1972 A. D. Foster Tar-Aiym Krang 175 Being intended for simple ground-to-space, space-to-ground flights, it had limited cruising range. 2007 States News Service Newswire (Nexis) 6 Apr. The two crews held a space-to-ground conference on Wednesday discussing upcoming mission activities. < as lemmas |
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