life expectancy

[.laif ik'spektəns]

预期寿命

例句与用法：

Women have a higher life expectancy than men.

女人比男人的预期寿命长。

词形变化：

名词复数: lives |

ph.

平均寿命(=expectation of life)

life expectancy

词形变化：

名词复数: lives |

同义词：

being | existence | soul | spirit | biography | blood | zip | pep | breath | on | living | lifetime | animation | life span | life cycle | life expectancy | natural life | verve | vivacity | energy | excitement | life history | life sentence | life-time | life story | liveliness | lifespan | sprightliness | aliveness |

反义词：

death |

life expectancy1.■预期寿命 [亦称作 expectancy of life]

1. the average period that a person may expect to live
   预期寿命
   

life expectancy

名词 life expectancy:

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

life expectancy