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  1. Home /
  2. Dictionaries /
  3. 英汉词典 /
  4. lifespan

lifespan

/ˈlaɪfspæn/
寿命

The average lifespan of a human is around 70 years.

人类的平均寿命大约为70年。


一般

指一个有机体从出生到死亡的时间跨度,通常用于描述人类、动物或植物的生命周期。

Scientists are studying ways to extend the lifespan of certain species.

科学家正在研究延长某些物种寿命的方法。

在医学和生物学领域,寿命通常用于研究生命过程和衰老机制。

搭配

average lifespan平均寿命extend lifespan延长寿命human lifespan人类寿命

同义词

life expectancylife durationlifespan

专业提示

注意区分

'Lifespan' 和 'life expectancy' 有时可互换,但后者更强调统计学上的预期寿命。

词源

源自古英语 'lif'(生命)和 'span'(跨度),字面意思是“生命的跨度”。

用法说明

在日常语境中,'lifespan' 通常指生物个体的生命周期长度,而在科学研究中可能指物种或群体的平均寿命。

单词拆解

life
生命
root
+
span
跨度
root
英汉词典
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