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

• 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。
• 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 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。
• 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。
• 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。
• The Sun is near half life expectancy.
  太阳快到其生命的一半了。
• 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 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。
• 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。