| 单词 | rocket astronomy |
| 释义 | > as lemmasrocket astronomy rocket astronomy n. the branch of astronomy in which measurements are made using instruments carried by rockets above the atmosphere. ΘΚΠ the world > the universe > cosmology > astronomy > [noun] > rocket astronomy rocket astronomy1954 1954 T. Gold in R. L. F. Boyd & M. J. Seaton Rocket Explor. Upper Atmosphere vii. 366 (heading) Suggestions for rocket astronomy. 1971 New Scientist 18 Mar. 636/2 The emphasis is on the more modern approach which has grown up over the past 10 years as balloon and rocket astronomy have aided observations. 2001 H. Friedman in J. A. M. Bleeker et al. Cent. Space Sci. I. xii. 283/2 We can cite the major achievements of rocket astronomy and the UHURU Satellite. < as lemmas |
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