Today the life expectancy for someone with Down syndrome is sixty years.

VOA: special.2009.09.09

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。

麻省理工公开课 - 媒体、教育、市场课程节选

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

耶鲁公开课 - 生物医学工程探索课程节选

Guinea Bissau has Africa's second lowest rating on the U.N.'s Human Development Index measuring life expectancy,education, and standards of living.

VOA: standard.2009.04.24

But since life expectancy in the Ancient World was much less than ours, you didn't have usually several generations in these households, because older people just died.

但是古代人的寿命没我们长，一般不会出现几代同堂，因为年纪大了去世了。

耶鲁公开课 - 新约课程节选

The researchers found a 14-year difference in life expectancy between Asian-American and African-American men who can expect to live an average of 67 years.

VOA: standard.2010.04.08

Back in the 1840s, life insurance was very important because the average expectancy of life was only something like forty-five years, so that meant parents were dying left and right.

在19世纪40年代的时候,寿险是非常重要的,因为当时的人均期望寿命,仅为45岁左右,这意味着双亲平均只能活到45岁

耶鲁公开课 - 金融市场课程节选

African-American women are another group with low life expectancy because of their high rates of obesity.

VOA: standard.2010.04.08

One of the other things that happened during the twentieth century is that human life expectancy increased dramatically, people started living a lot longer.

在二十世纪发生的另一大变化是,人类的寿命预期显著增长了,人们活的更久了

耶鲁公开课 - 生物医学工程探索课程节选

In the 20th century, life expectancy in wealthy nations increased by as much as 30 years.

VOA: standard.2010.04.08

Life expectancy for humans has increased dramatically.

人类的预期寿命已有显著提高

耶鲁公开课 - 生物医学工程探索课程节选

"African-American men in the south have the lowest life expectancy, along with African-American men living in high-risk urban areas, places like downtown Los Angeles."

VOA: standard.2010.04.08

At the Center for Cancer and Blood Disorders in Maryland, Oncologist Victor Priego says the life expectancy of someone with Daniel's disease is about 4 months.

VOA: standard.2010.01.12

He notes that broad policy changes that reduce reliance on fuels like coal and wood are being implemented and are beginning to have a positive impact on life expectancy.

VOA: standard.2010.04.07

Many will need high levels of care. Researchers say that dramatically increasing global life expectancy makes it imperative to find solutions that prevent, delay,slow,and treat Alzheimer's disease and related dementias.

VOA: standard.2009.12.30

"What we found was that high blood pressure,smoking, overweight/obesity and high blood glucose account for five years of loss of life expectancy in men and about four years in women at the national level."

VOA: standard.2010.04.08

Average life expectancy for Americans is 78.

VOA: standard.2010.04.08

Life expectancy in Guinea Bissau is 47.

VOA: standard.2009.04.24

Many of them are emerging from conflicts. And,sub-Saharan Africa in particular, especially in Eastern and Southern Africa are facing major problems of HIV, which has had a huge impact on especially child mortality, life expectancy in general.

VOA: standard.2009.05.21