gas-dust cloud

基本解释

It consists of a dusty, doughnut-shaped cloud of gas and dust that feeds a central supermassive black hole.
它由多尘的环状气体云和不断进入中心巨型黑洞的尘埃组成。
The nebula is a massive, star-forming cloud of gas and dust located within the constellation Monoceres, or the Unicorn.
玫瑰星云是由气体和尘埃构成的大型恒星云，位于麒麟星座之内，又名独角兽星座。
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The picture also provides a peek at embryonic stars that are forming within an ill-fated cloud of dust and gas, destined to be eaten away by the glare from the massive neighbor.
此外，这幅照片也为天文学家提供了一个观测机会，观测正在一个注定要遭受恶运的尘埃气体云内形成的新恒星。尘埃气体云最终将被附近大质量恒星的强光吞噬。