名词
中文翻译：星云状的
同义词：
['nebula', 'nebulae', 'stellar']
例句：
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1.The nebular stage of the star is where it first begins to shine.
恒星的星云阶段是它开始发光的地方。
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2.The nebular gas is composed of hydrogen and helium.
星云气体由氢和氦组成。
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3. The nebular material is believed to be the building blocks for stars.
星云物质被认为是恒星的构建块。