By the year 2050, women will have a life expectancy of 83.6 years and men of at least 75.1.

到2050年，女性预期寿命将达到83.6岁，男性预期寿命至少达到75.1岁。

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The average life expectancy was 40.

平均期望寿命曾是40岁。

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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年，这意味着每天会多出来5个小时。

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Life expectancy rates climbed, because doctors and scientists developed effective ways to prevent or treat diseases such as tuberculosis, typhoid,diphtheria,and influenza.

VOA: special.2010.12.02

The same nations and the short life expectancy of birth probably the lowest quality of life in other areas.

这一数字在下降，在上述国家,新生儿预期寿命较短，某些区域生活质量极低。

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What I plot on this graph here is as a function time, years, dates, life expectancy as a function of time.

在这儿的这张图是,一个关于时间,年,日期的函数,将寿命长短作为时间的函数

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The county with the highest life expectancy for men also has the second highest life expectancy for women.

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Life expectancy isn't the same as healthy-life expectancy how long people live with full physical and mental health.

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"We have the worst male life expectancy in the country, the third worst female life expectancy in the country so we have a very poor quality of health in the surrounding community, " he said.

BBC: East Lancashire and Blackpool hospitals welcome review