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单词
interstellar dust grain
释义
interstellar dust grain
Encyclopedia
理学
星际物质
释
interstellar dust grain;cosmic dust
星际尘粒
存在于恒星之间的微小固体颗粒,与星际气体共同组成星际物质,其质量约为星际气体的1%。又称星际尘埃、宇宙尘。
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更新时间:2025/7/4 7:08:55