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 |