English version

life expectancy

From Longman Dictionary of Contemporary Englishlife expectancyˌlife exˈpectancy noun [countable]  1 LIFEthe length of time that a person or animal is expected to live2 LAST FOR A PERIOD OF TIMEthe length of time that something is expected to continue to work, be useful etc
Examples from the Corpus
life expectancyCDs have a life expectancy of at least 20 years.The hutted wards, built more than 40 years ago with a life expectancy of 10 years are to be demolished.For life expectancy, the picture was similar.However, life expectancy on the Thames is still only four years compared with a natural figure of up to thirty years.It is therefore crucial to include standardised mortality ratios alongside age weightings to correct for variations in life expectancy.First, there have been substantial improvements in mortality over this century which are reflected in increased life expectancy.Last week I decided to start running again, figuring maybe I could tack on a few hours to my life expectancy.In fact, women at all ages spent proportionately more of their remaining life expectancy in residential care than men.
From Longman Business Dictionarylife expectancyˌlife exˈpectancy noun (plural life expectancies) [countable]1INSURANCE the age someone will probably live to, used by insurance companies when working out the risk of insuring themSixty-year-old men who still smoke have a life expectancy of less than 12 years.2the average number of years that something such as an electrical product will last
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