dark nebula 中文意思是什麼
dark nebula
解釋
黑暗星雲-
The island - like clumps of dark clouds scattered across the nebula are nodules of dust and gas that are resisting being eaten away by photoionization
散布在星雲中孤島樣的塊狀冷雲是正在經受光電離吞噬的氣體和塵埃節。
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