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

• Prevent and cure diseases, and prolong life As a result, longevity and life expectancy have increased worldwide.
  因此，在世界各地人们寿命和预期寿命都已延长。
• However, there is evidence that medical and surgical intervention can increase life expectancy and improve quality of life.
  然而，有证据表明内科和外科的治疗干预能延长病人的生命和改善病人的生活质量。
• The Sun is near half life expectancy.
  太阳快到其生命的一半了。
• This is due in part to increased life expectancy.
  这部分原因是人的预期寿命增加了。
• The differences in life expectancy free of CVD were 7.8 and 8.4 years, respectively.
  在有和无心血管疾病情况下，男性女性生命期望值分别相差7.8年和8.4年。
• 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。
• 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。
• They had longer life expectancies than their parents.
  他们比上一辈人的预期寿命要长。
• 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。
• These countries also enjoy higher social mobility, life expectancy and life satisfaction than the US.
  这些国家的社会流动性、预期寿命和生活满意度也都高于美国。