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

• 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。
• 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。
• The average life expectancy was 40
  平均期望寿命曾是40岁。
• The Sun is near half life expectancy.
  太阳快到其生命的一半了。
• It is the underlying cause of reduced life expectancy, handicap, disability and starvation.
  这也是导致平均寿命缩短，残废，残疾和饥饿的根本原因。
• 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。
• They had longer life expectancies than their parents.
  他们比上一辈人的预期寿命要长。
• In continental Europe, the life expectancy of wealthy and poor pensioners is not starkly different.
  在欧洲大陆，富有和贫困退休者的预期寿命没有明显的差别。
• 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。