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单词 polestar
释义

WordReference Random House Learner's Dictionary of American English © 2024
pole•star /ˈpoʊlˌstɑr/USA pronunciation   n. 
    [countable]
  1. Astronomy[the + ~] the star that appears to be nearest to the North Star when it is viewed in the Northern Hemisphere.
  2. something that serves as a guiding principle.

WordReference Random House Unabridged Dictionary of American English © 2024
pole•star  (pōl′stär′),USA pronunciation n. 
  1. AstronomyPolaris.
  2. something that serves as a guiding principle.
  3. something that is the center of attention or attraction.
  • pole2 + star 1545–55

Collins Concise English Dictionary © HarperCollins Publishers::
Pole Star n
  1. the Pole Star ⇒ the star closest to the N celestial pole at any particular time. At present this is Polaris, but it will eventually be replaced by some other star owing to precession of the earth's axis
Collins Concise English Dictionary © HarperCollins Publishers::
pole star n
  1. a guiding principle, rule, standard, etc
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更新时间：2025/2/23 15:24:37