“Trapezium of Orion”的概念、定义、翻译、参考文献-科学参考

单词	Trapezium of Orion
释义	Trapezium of Orion 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。 Astronomy Trapezium of Orion猎户四边形天体
随便看	graded deposit graded derivation graded dose-response curve graded education administration graded form graded free resolution graded group graded heterojunction graded homomorphism graded Hopf algebra graded ideal graded index graded index fiber graded index lens graded index lens, GRIN graded index media graded-index media =graded index 陡度折射率 graded junction graded lattice graded Lie algebra graded manifold graded medical treatment graded module graded morphism

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