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出　　处：《中学生英语》2024年第18期9-9,共1页English Journal for Middle School Students

摘　　要：Decimal point 150 years older than thought 小数点比想象的早了150年Recently-unearthed documents'show a decimal point in the records of a merchant?named Giovanni Bianchini,who lived in Venice in the 1440s.Historians think the find is important,as it means the decimal point is 150 years older than thought.

关 键 词：CHANT THINK RECORDS 

分 类 号：G62[文化科学—教育学]