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来源:雅诚德英语网
Life expectancy is increasing at 2 years for every decade, that means an extra 5 hours a day.
人类平均寿命每10年会增加2岁,这意味着每天会多出来5个小时。
Life expectancy is increasing at 2 years for every decade, that means an extra 5 hours a day.
人类平均寿命每10年会增加2岁,这意味着每天会多出来5个小时。