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circumpolar a. 极地附近的,围绕天极的,周极的
n. 周极星 极地附近的,围绕天极的,周极的周极星 circumpolar adj 1: (of a celestial body) continually visible above the horizon during the entire 360 degrees of daily travel; "a circumpolar star" 2: located or found throughout a polar region Circumpolar \Cir`cum*po"lar\, a. [Pref. circum- polar.]
About the pole; -- applied to stars that revolve around the pole without setting; as, circumpolar stars. [1913 Webster]
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