“galactic equator”的概念、定义、翻译、参考文献-科学参考

单词	galactic equator
释义	galactic equator [gǝ`lak·tik i`kwād·ǝr] ^ASTRONOMY A great circle of the celestial sphere, inclined 62° to the celestial equator, coinciding approximately with the center line of the Milky Way, and constituting the primary great circle for the galactic system of coordinates; it is everywhere 90° from the galactic poles. Also known as galactic circle.
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