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单词 lifespan
释义
lifespan
noun[C]
uk
/ˈlaɪf.spæn/us
/ˈlaɪf.spæn/
C2
thelengthoftimefor which aperson,animal, or thingexists:
寿命；可持续年限，有效期
Theaveragehumanlifespan in thedevelopedcountrieshasincreasedover the last hundredyears.发达国家的人均寿命在过去的100年间延长了。
The project's lifespan isestimatedat about fiveyears.预计这项工程为期5年左右。
Synonyms
life(TIME ALIVE)
lifetime
See also
spannoun(TIME)
SMART Vocabulary: related words and phrases
Life and living
  • alive
  • animate
  • borrow
  • cheat
  • cheat deathidiom
  • co-exist
  • cradle
  • hold
  • immortal
  • last out
  • life cycle
  • life expectancy
  • life form
  • life history
  • raise
  • raisesomeonefrom the deadidiom
  • revenant
  • social life
  • subsist
  • subsistence
See more results »
(Definition oflifespanfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

lifespan| Business English

lifespan
noun[C]
uk
/ˈlaɪfspæn/us
thelengthoftimefor which somethingexistsorlasts:
It isbatteryoperatedand has a lifespan of two to threeyears.
over sth's lifespanWaterenteringthereservoiroveritslifespanaddsdecayingplantmatter.
(Definition oflifespanfrom theCambridge Business English Dictionary© Cambridge University Press)

Examplesoflifespan

lifespan
Indeed,lifespanis strongly influenced by reproduction and associated stresses, for which genetic variation has been documented.
From theCambridge English Corpus
Seminal fluid transferred from males to females influences the egglaying and remating frequency of the female, in turn affecting thelifespan.
From theCambridge English Corpus
The government would be required to help persons live out a naturallifespan, with attention to quality of life.
From theCambridge English Corpus
The primary reason is the long civilizationlifespanand short usage of radio technology.
From theCambridge English Corpus
At a practical level there are some encouraging results from attempts to extend the storagelifespanof some recalcitrant seeds.
From theCambridge English Corpus
The pre-treatment of cercariae led to a reducedlifespancompared to concurrently administered metal mixtures.
From theCambridge English Corpus
For the conceptualisation of expected gains in the second half of life, traditionallifespantheories can provide relevant notions.
From theCambridge English Corpus
Another has been a contention about the priority (and funding) to be given to research programmes that seek radical extensions of the humanlifespan.
From theCambridge English Corpus
The authors draw attention to the fact that the number of individuals who experience a period of poverty during theirlifespanis often underestimated.
From theCambridge English Corpus
He then follows thelifespanfrom childhood through adolescence and adulthood and finally to old age.
From theCambridge English Corpus
However, itslifespanin the atmosphere is just a few weeks.
From theCambridge English Corpus
Although automatic inferences are ubiquitous across thelifespan, there is a developmental trend toward increasingly explicit reasoning.
From theCambridge English Corpus
The longlifespanof the host must be coupled with the slow rate at which trematodes colonize snails.
From theCambridge English Corpus
Changes in the lifecourse that require adjustment may occur at any age, but some life transitions are more characteristic of later periods in thelifespan.
From theCambridge English Corpus
Until the creation there is nothing there to contemplate, and once they have been created they exist in their wholelifespan.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

Collocationswithlifespan

lifespan

These are words often used in combination withlifespan.

Click on a collocation to see more examples of it.

average lifespan
A significant north-south gradient in theaveragelifespanduring the 17th to 20th centuries has also been revealed.
From theCambridge English Corpus
expected lifespan
A good incentive system, however, requires that the length of employment be an increasing function of the expected lifespan.
From theCambridge English Corpus
extended lifespan
However, none of the silenced genes extended lifespan more than did silencing genes of the insulin-signalling pathway, again demonstrating a critical role of this pathway in modulating longevity.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/lifespan##
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更新时间：2024/12/27 19:03:24