| 词汇 | astro- |
| 词根词缀 | 词源： from Gk. astro-, stem and comb. form of astron "star," related to aster "star" (see star). In ancient Gk., aster typically was "a star" and astron mostly in plural, "the stars." In sing. it mostly meant "Sirius" (the brightest star). |
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