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所谓“平均年龄”,就是某个群体各人年龄相加的总和再除以人数。这个简单的问题,却被某电视节目女主持人的一句话搅糊涂了。她在介绍一批年轻设计师时说:“他们的平均年龄都没有超过25岁。”这句
The so-called “average age”, is the sum of the age of each group and then divided by the number of people. This simple question was confused by the sentence of a TV host. Introducing a group of young designers, she said: “Their average age is no more than 25 years old.”