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Noun:
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English astronomer (son of William Herschel) who extended the catalogue of stars to the southern hemisphere and did pioneering work in photography (1792-1871)
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English astronomer (born in Germany) who discovered infrared light and who catalogued the stars and discovered the planet Uranus (1738-1822)
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之上資源獨家首發創造，受學術出版權護理，侵權案必究
海詞英語詞典，十六年產品
美
['h?st?l]