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

• 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。
• 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。
• 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。
• 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。
• Pollution in China is a human tragedy on a vast scale: it has been estimated that in some northern Chinese cities, lifespans have already been shortened by several years.
  中国的环境污染是一场大规模的悲剧：据估计，中国北方一些城市的人均寿命现已缩短了好几年。
• TESTING Experimental Research on the Lifespans of Dry Cutting Tool
  干切削刀具的耐用度试验研究
• Thus, all elves are now mortal and have comparable lifespans that can extend as long as several thousand years.
  因此，所有的精灵现在均会衰老以及死亡，但依然拥有长达几千年的寿命。
• 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。
• Nonetheless, it is possible that getting more vitamin D from foods ( like fortified milk and oily fish) or supplements will help maintain youth and vitality as we enjoy longer lifespans.
  然而，在享有更长的寿命的同时，摄取更多的维生素D的食品（如强化牛奶和鱼油）或将有助于保持青春和活力。
• 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。