在人类漫长的历史中，使用数字的人占极少数。
In the long history of mankind, humans who use numbers are a very small minority.
资金管理公司 United Income 的数据显示，截至今年2月，65岁及以上人口占劳动力的比例已从1985年1月10%的历史最低水平增至约20%。
About 20% of people 65 and older were in the workforce in February, up from an all-time low of 10% in January 1985, according to money manager United Income.
今年年初，女人占劳动力总数的比例超过了一半，这在美国历史上是第一次。
Earlier this year, women became the majority of the workforce for the first time in U.S. history.
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