“猎户四边形”的概念、定义、翻译、参考文献-科学参考

单词	猎户四边形
释义	猎户四边形 Encyclopedia 理学最亮星表释 Trapezium of Orion猎户四边形位于猎户座大星云M42（见梅西叶星表）中央的疏散星团，其中的4颗亮星构成一个不规则四边形，因而得名。又称猎户四边形星团。
随便看	First Anthology of Books from Collectanea first appearance datum first approximation first approximation theory first-ascent giant branch first author counting first axiom of countability First Barbary War, Second Barbary War first Bianchi identity First Blood First booming of domestic newspaper first boundary condition first boundary value problem first Brillouin zone first Brocard Cevian triangle first Brocard circle first Brocard point first Brocard triangle First Bulgarian Kingdom first capacity fading first category first category set first cementing interface first characteristic polynomial first Chern class

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