英语词汇“emission nebula”是什么意思，“emission nebula”的读音、用法及例句翻译-乐坝网

词汇	emission nebula
释义	emission nebulan.（名词） A nebula that absorbs ultraviolet radiation from stars and reemits it as visible light.发射星云：吸收星体的紫外线辐射并且转变成可见光放射出来的星云
随便看	expediting expedition expedition expeditionaries expeditionary expeditions expeditious expel expel expellant expellants expelled expellee expellees expellent expellent expelling expels expend expendable expendables expended expending expenditure expenditure

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