lifespan
英 [ˈlaɪfspæn] 美 [ˈlaɪfspæn]

n.

（人或动物的）寿命；存在期；使用期；有效期

变形

复数：lifespans

英英释义

lifespan[ 'laifspæn ]

• n.the period during which something is functional (as between birth and death)

  同义词：lifelifetimelife-time

双语例句

用作名词(n.)

1. Men have a shorter lifespan than women.
   男人的寿命比女人短。
2. Worms have a lifespan of a few months.
   蠕虫的寿命为几个月。
3. Password expiration policies are used to manage the lifespan of a password.
   密码过期策略用于管理密码的使用期限。

权威例句

Lifespan of human lymphocyte subsets defined by CD45 isoforms.
IGF-1 receptor regulates lifespan and resistance to oxidative stress in mice.
Effects of stress throughout the lifespan on the brain, behaviour and cognition.
Rapamycin fed late in life extends lifespan in genetically heterogeneous mice.
Increased dosage of a sir-2 gene extends lifespan in Caenorhabditis elegans
The Epigenetics of Resilience: Stress Effects Across the Lifespan
Genes that act downstream of DAF-16 to influence the lifespan of Caenorhabditis elegans.
Calorie restriction extends Saccharomyces cerevisiae lifespan by increasing respiration.
Small molecule activators of sirtuins extend Saccharomyces cerevisiae lifespan.
Regulatory T cells prevent catastrophic autoimmunity throughout the lifespan of mice.