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Life expectancy
01
平均寿命
the average number of years a person is expected to live, based on various demographic and health factors
例
Researchers study life expectancy trends to understand public health outcomes.
Life expectancy can vary greatly between different regions and populations.
Improvements in healthcare have led to an increase in life expectancy worldwide.
Factors like diet and exercise play a significant role in determining life expectancy.
The life expectancy in many developed countries now exceeds 80 years.
