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URSA    音标拼音: ['ɚsə]
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Ursa \Ur"sa\, n. [L. ursa a she-bear, also, a constellation,
fem. of ursus a bear. Cf. {Arctic}.] (Astron.)
Either one of the Bears. See the Phrases below.
[1913 Webster]

{Ursa Major} [L.], the Great Bear, one of the most
conspicuous of the northern constellations. It is situated
near the pole, and contains the stars which form the
Dipper, or Charles's Wain, two of which are the Pointers,
or stars which point towards the North Star.

{Ursa Minor} [L.], the Little Bear, the constellation nearest
the north pole. It contains the north star, or polestar,
which is situated in the extremity of the tail.
[1913 Webster]


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