lifespan

英 [ˈlaɪfspæn]

美 [ˈlaɪfspæn]

n. 寿命; 可持续年限; 有效期

复数：lifespans　

BNC.2369 / COCA.15281

牛津词典

noun

寿命；可持续年限；有效期
the length of time that sth is likely to live, continue or function
1. Worms have a lifespan of a few months.
  蠕虫的寿命为几个月。

N-VAR （人、动植物的）寿命，预期生命期限
Thelifespanof a person, animal, or plant is the period of time for which they live or are normally expected to live.
1. A 15-year lifespan is not uncommon for a dog...
  15年的寿命对狗而言是比较常见的。
2. They have extended the potential life span of humanity everywhere.
  世界各地人类的预期寿命均有所延长。
N-COUNT （产品等的）预期使用期限；（组织、想法等的）预期存在期限
Thelifespanof a product, organization, or idea is the period of time for which it is expected to work properly or to last.
1. Most boilers have a lifespan of 15 to 20 years.
  绝大多数锅炉有15至20年的使用期限。

noun

the period during which something is functional (as between birth and death)
1. the battery had a short life
2. he lived a long and happy life
Synonym:lifelifetimelife-time

Sara, you could have a lifespan of400 years, for all I know.
莎拉，就我所知，你能活上四百年。
This is equivalent to losing half a month from each lifespan.
这相当于每个人损失了半个月的寿命。
Even successful brand-celebrity relationships have a natural lifespan.
即使品牌与名人之前建立起了成功的合作关系，这种关系也有其自然期限。
Mayflies have a very short lifespan.
蜉蝣的生命期很短。
New findings from Japan suggest a startling way to extend your lifespan – if you're a woman.
来自日本的最新发现提出了一个让人吃惊的延长寿命的方法&变成女人。
The innovative design, the superior quality, greatly reduces the installation cost, shortens the installation time and increase the lifespan of the system.
新颖的设计，一流的质量。大大降低了安装成本，缩短了安装时间，增加了系统的使用寿命。
Scientists have discovered an ingredient in red wine that extends the lifespan.
科学家研究发现，在红酒里含有一种成分能够延长人的寿命。
The Bird's Nest, which implies the meaning of "hope," was designed with a long lifespan.
鸟巢，和“希望”的含义相符，被设计为长期的使用寿命。
Unfortunately, the old taxi is reaching the end of its lifespan.
不幸的是，这辆老出租车已经到达了年限。
Once the ovum is released it has a lifespan of 12 to 36 hours.
卵子排出后可存活12至36小时。