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student asking question

Lifespan和life expectancy有什么区别?

teacher

母语人士的回答

Rebecca

Lifespan是指示生命可以生存多少的平均寿命。 Life expectancy就是Life expectancy 。示例: The human lifespan is longer than the lifespan of a dog. (人类的预期寿命比狗更长。)例如: Smoking decreases life expectancy. (吸烟会缩短预期寿命。)

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04/26

通过测验完成表达式!

预期寿命30.2岁。