| 单词 | astro- |
| 释义 | astro- a combining form with the meaning "pertaining to stars or celestial bodies, or to activities, as spaceflight, taking place outside the earth's atmosphere," used in the formation of compound words: astronautics; astrophotography. Cf. cosmo-. [ < Gk, comb. form of ástron a star, constellation, akin to astér STAR; cf. ASTER, -ASTER2] |
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