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

• 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。
• 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。
• They can reduce ankle swelling and breathlessness and may increase life expectancy.
  它们可以减少踝关节肿胀和呼吸困难，并可能增加的预期寿命。
• The average life expectancy was 40
  平均期望寿命曾是40岁。
• Melopsitiacus undelafusp average life expectancy is7 years.
  虎皮鹦鹉平均寿命是7年。
• This is due in part to increased life expectancy.
  这部分原因是人的预期寿命增加了。
• In developed countries today life expectancy at birth is about 80 years.
  在发达国家，现在出生的人预期寿命约为80岁。
• 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。
• Average life expectancy went down from about 70 to 67.
  平均预期寿命从70岁左右降到了67岁。