lifespans

英 [ˈlaɪfspænz]

美 [ˈlaɪfˌspænz]

n.  寿命; 可持续年限; 有效期
lifespan的复数

柯林斯词典

• 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。

双语例句

• Not only were there many more active workers relative to pensioners, but average lifespans were considerably shorter than now.
  那时不仅在职人员远远多于退休人员，人们的平均寿命也比现在短得多。
• It highlights how institutions such as the ECB have not been able to escape the pressures created by longer lifespans and poor financial market returns.
  这突出表明：欧洲央行等机构未能逃脱寿命延长和金融市场回报低迷带来的压力。
• Meanwhile, hospitals may be biased toward shorter lifespans, because they tend to admit the toughest cases, not healthy dogs.'It's not good data, but it gets you in the ballpark,'says Prof.
  另一方面，医院提供的狗寿命可能会比较短，因为医院遇到的多是健康状况糟糕的狗。
• Researchers found significant differences in both particle pollution of the air and life expectancy in the two regions, and said the results could be used to extrapolate the effects of such pollution on lifespans elsewhere in the world.
  研究人员发现，在南北两个地区，空气中颗粒物污染和人们的预期寿命都存在显著差异，而且研究结果可以用来推断在世界其他地方这种污染对寿命的影响。
• Because of various using conditions, the same kind of heat conduction oil may have quite different lifespans.
  同一种导热油，由于使用条件不同，其寿命相差十分悬殊。
• TESTING Experimental Research on the Lifespans of Dry Cutting Tool
  干切削刀具的耐用度试验研究
• Other objects may have longer lifespans: for instance, they may live through an HTTP session or even the entire application.
  其他对象的寿命可能更长：例如，它们可能在一个HTTP会话甚至整个应用程序范围内存在。
• Researchers found "clear and compelling evidence" that happiness paves the way to better health and longer lifespans.
  研究人员通过实验得出一个简洁但极具说服力的证据，那就是快乐有助于健康，让人更长寿。
• Waters prefers a physiological explanation for small dogs'longer lifespans.
  沃特斯倾向于从生理学方面解释小老鼠长寿的原因。
• Achieving these extended lifespans costs money. Not necessarily much, because healthy lifestyle is a more important contributor to longevity than medical treatment.
  实现寿命的延长要花钱。并不一定需要很多钱，因为就长寿而言，健康的生活方式比医疗保健更重要。