expectancy是什么意思

It helps increase their life expectancy.

出自-2012年12月阅读原文

"Being taller is associated with longer life expectancy," he said, "This is largely due to a lower risk of dying of cardiovascular (心血管的) disease among taller people."

2019年6月四级真题（第二套）阅读 Section C

According to the work of Professor James Vaupel and his co-researchers, 50% of babies born in the US in 2007 have a life expectancy of 104 or more.

2019年6月四级真题（第一套）阅读 Section B

Even if those causes of death were eliminated, life expectancy would still not go much beyond 92 years.

2017年12月四级真题（第二套）阅读 Section C

life expectancy is increasing at two years for every decade.

2019年6月四级真题（第一套）听力 Section C

However, that comparison omits other relevant factors: leisure time, life expectancy, and economic inequality.

2018年6月六级真题（第三套）阅读 Section C

Several noted nutritionists and research projects have concluded that this diet is one of the most healthful in the world in terms of preventing such illnesses as heart disease and cancer, and increasing life expectancy.

2017年12月六级真题（第一套）听力 Section C

Today, life expectancy has risen from 66 for a male at birth in 1948 to around 80 now.

2018年12月六级真题（第二套）听力 Section C

While by no means perfect, it is considerably more comprehensive than average income, taking into account not only growth in consumption per person but also changes in working time, life expectancy, and inequality.

2018年6月六级真题（第三套）阅读 Section C