Coalsack
/ˈkəʊlsæk/(the Coalsack)
- Astronomy a dark nebula of dust near the Southern Cross that gives the appearance of a gap in the stars of the Milky Way【天文】煤袋。
| 单词 | Coalsack |
| 释义 | Coalsack/ˈkəʊlsæk/(the Coalsack)
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