“猎户座大星云”的概念、定义、翻译、参考文献-科学参考

单词	猎户座大星云
释义	猎户座大星云 Encyclopedia 理学发射星云释 Orion nebula猎户座大星云位于猎户座的发射星云。用肉眼观察，猎户座中构成“宝剑”的有三颗星，中间一颗是较模糊的亮斑，它不是单颗星，而是一个星云，即猎户座大星云（星表编号为M42和NGC1976）。
随便看	Central Bank of Puppet Manchuria Central Bank of the Argentine Republic Central Bank of Venezuela central bank statistics central bar central beta-function central binomial coefficient central blockage central body Central & Branch Library System Central Buddhist Registry Central Buddhist Registry at the Left and Right Streets Central Bureau for Astronomical Telegrams Central Bureau of Investigation and Statistics of the Central Executive Committee central business district (CBD) plan central business district in urban China Central Capital central cell Central Censorship Commission of Books and Magazines central character central charge central charges central China Central China Book Company Central China Normal University

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