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单词 Eratosthenes
释义
E·ra·tos·the·nes (ĕrə-tŏsthə-nēz) Third century BC.
Greek mathematician, astronomer, and geographer who devised a map of the world, estimated the circumference of the earth and the distance to the moon and the sun, and constructed a method for finding prime numbers.
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更新时间:2025/2/23 6:53:00