名词
中文翻译：北星
同义词：
['north star', 'pole star', 'north celestial body']
例句：
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1.The North Star is the brightest star in the sky.
北星是天空中最亮的星星。
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2. The North Star is used as a navigational aid during long-distance travel.
北星在长途旅行中用作导航辅助。
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3.The North Star is often seen as a symbol of hope and guidance.
北星常被视为希望和指引的象征。