lifespans

lifespans[ˈlaɪfˌspænz] 

原级:lifespan

lifespans 基本解释
寿命( lifespan的名词复数 );存在期;使用期;有效期;
lifespans 单语例句

1. The Dutch Actuarial Society's latest table of prognoses estimate average lifespans will be three years longer in coming decades.

2. As lifespans increase, society can ill afford to put people on the dole for sustained periods.

3. lifespans

3. This approach to dealing with poverty faces additional challenges beyond the frailty and sometimes short lifespans of their donations.

4. Nearly all blood gathered for use by hospitals is voluntarily donated, with networks of individual donors who have literally given hundreds of litres over their lifespans.

5. Longer lifespans also play a role in some of the diseases, the scientists acknowledged.

6. lifespans

6. Small lifespans are one of several reasons why these obese stars are so hard to find.

7. Healthier eating, longer lifespans and higher disposable incomes have helped to hold back the years.

8. The improvements in living conditions and healthcare have extended lifespans in Tibet.