名词
中文翻译：天文台
同义词：
['observatory', 'telescope']
例句：
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1. The astronomers are observing the stars with their telescopes.
天文学家们正在用望远镜观察星星。
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2. The observatory is located in the heart of the city.
天文台位于市中心。
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3. He spent a week at the observatory, learning about astronomy.
他在天文台度过了一周，学习天文学。