life expectancy

英 [ˈlaɪf ɪkspektənsi]

美 [ˈlaɪf ɪkspektənsi]

n.  预期寿命; 预计存在(或持续)的期限

计算机化学

Collins.1

牛津词典

noun

• 预期寿命；预计存在（或持续）的期限
  the number of years that a person is likely to live; the length of time that sth is likely to exist or continue for

柯林斯词典

• N-UNCOUNT 预期寿命；平均（期望）寿命
  Thelife expectancyof a person, animal, or plant is the length of time that they are normally likely to live.
  1. The average life expectancy was 40...
     平均期望寿命曾是40岁。
  2. They had longer life expectancies than their parents.
     他们比上一辈人的预期寿命要长。

英英释义

noun

• an expected time to live as calculated on the basis of statistical probabilities

双语例句

• This is rare and usually only suggested for patients with a life expectancy of less than two years.
  这是罕见的，通常只建议患者的预期寿命不到两年的时间。
• Greatly increased life expectancy and control board system reliability.
  大大提高控制线路板寿命和系统可靠性。
• The European Happy Planet Index used carbon efficiency, life satisfaction and life expectancy to rate the countries.
  此项“欧洲快乐星球指数”主要是综合碳效率、人民的生活满意度及预期寿命三个指标对这些国家进行评分。
• This is due in part to medical discoveries which have greatly reduced infant mortality and extended life expectancy.
  这种增加的部分原因是医学方面的新发现大大减低了婴儿的死亡率和延长了寿命。
• Regional pilot health reform project contributes to decrease in infant mortality, increase in life expectancy.
  区域卫生改革试点项目为降低婴儿死亡率、增加人口预期寿命作出了贡献。
• A new study shows a relationship between fast walking and life expectancy.
  一项新的研究显示了快步走和长寿之间的关系。
• Americans 'life expectancy has nearly doubled over the past century.
  美国人的寿命在过去的一百年中翻了一倍。
• In2007 the average life expectancy at birth was78 years.
  2007年，初生婴儿平均预期寿命为78岁，这种进步已经持续数十年。
• Secondly, I think, causing a short male life expectancy than women are still many factors.
  其次，我认为，造成男性寿命比女性短地因素中还非常多。
• An actuarial table indicating life expectancy and probability of death as a function or age and sex and occupation etc.
  自定义函数在生产统计报表中的应用表明预期寿命和死亡概率与年龄性别和职业的函数精算表格。