Short span of life forbids us to take on far-reaching hopes.
短暂的生命不许我们接受远大的希望。
And by the time he discovers that the morsel is not of the genus stone, but a digestible bonbon, half his allotted span of life is over.
等到他发现这口食物不是一块石头，而是可以消化的糖果时，他的大半生已过去了。
The batteries had a life span of six hours.
电池的使用寿命是6小时。
The expected life-span of Beijing residents has gone up to 75.
北京居民的预期寿命已经达到75岁。
Nevertheless, a restricted life span, ageing, and then death are basic characteristics of life.
然而，有限的寿命、衰老和死亡是生命的基本特征。
The results add to a growing body of evidence that certain psychological factors may predict a longer life span.
有越来越多的证据表明，某些心理因素或许能预示更长的寿命，这些结果进一步证实了这一点。
If you examine the metabolic rates of the two sexes you establish that the higher male metabolic rate roughly accounts for the lower male life span.
如果你研究两性的代谢率，你就会发现，男性较高的代谢率大致解释了为何他们寿命较短。
The major components of our energy systems, such as fuel production, refining, electrical generation and distribution, are costly installation that have lengthy life span.
我们能源系统的主要组成部分，如燃料生产、提炼、发电和分配，用的是昂贵的、使用寿命较长的装置。
By the time it reaches the end of its 100-year life span, it is hoped that all the radioactive material will have been removed, but then comes the problem of where to put it.
等到它达到100年的使用寿命，我们希望所有的放射性物质已经转移出去，可是问题是我们要把这些放射性物质放置何处。
The study which compared the growth rate, success of reproduction and life span of stickleback fish, found that fish given a "binge then diet" food regime had a reduced life span of up to 25%.
这项研究通过对比刺鱼的生长速率，繁殖成功率和生命跨度，发现被喂养“狂吃然后减肥”的饮食节律的鱼寿命缩短达到了25%。
Compare this with an average life span of 52 in 1960, or of about 30 in 1900.
把这个数字与1960年的平均寿命52岁相比，又或者与1900年的人均30岁寿命相比。
The dashed lines hanging from the boxes are called object lifelines, representing the life span of the object during the scenario being modeled.
从各个框垂下来的虚线称为对象生命线，表示在对方案建模期间对象的生命跨度。
But he points out that most roofs, whether tile or asphalt-shingle, have a life span of 20 to 25 years.
但他指出，无论是屋瓦还是基于沥青材料的盖屋板，多数的屋顶的生命周期都约为20- 25年。
Given the life span of the instance, we can store any data in the class's attributes that we need for the aggregation.
了解了实例的生命期之后，我们就可以在类的属性中存储任何聚集计算所需要的数据。
The importance of this life span process and its influence on the management of the project cannot be overemphasized.
不能过分的强调生命周期过程的重要性和它在项目管理中的影响。
New research suggests that an important indicator of your probable life span may be your genes.
新研究表明，决定你预期寿命的一项重要指标可能是你的基因。
The genesis of the project life span process, in its most basic form, is to be found in the very term "project management" itself.
项目生命周期过程的起源，从最基本的形式上，可以在“项目管理”其本身的术语中找到。
The life span of the data saved to a session is, at most, from the moment the user accesses a domain to the moment when a user times out after a preset amount of time of inactivity.
保存在会话中的数据的生命期，最长是从用户访问域的那一刻到用户在预设的一段不活动时间之后超时的那一刻。
It was yeast and, later, flies and rodents that provided the first findings about caloric restriction, the intriguing hypothesis that a drastically reduced intake of calories can extend life span.
先是酵母，接着是苍蝇和啮齿类动物提供了有关热量限制的最初发现，激发了大大减少热量摄入可能延长寿命的假设。
Restaurant reusables normally have a life span of about 130 meals. Disposables cost about 2 cents in Japan, so the equivalent 130 disposable pairs cost about $2.60.
餐馆的循环木筷使用寿命大约为130次。在日本，一次性木筷的花费大约为2美分，相当于130次一次性木筷的花费约2.60美元。
The average life span of humans continues to lengthen, and some scientists have begun to ponder whether this trend will continue indefinitely.
随着物质生活的不断提高，人类的平均寿命有不断变长的趋势。一些科学家们也开始仔细思考这个趋势是否会一直持续下去帮助人类达到永生。
It will not work so well if we wish to monitor the end-to-end process - for example, if we wish to establish metrics that cover the complete life span of an order.
如果我们希望监控端到端流程(例如，如果我们希望建立涵盖一个顺序的整个生存期的指标)，则不会生效。
A bloom may last several weeks, but the life span of any individual phytoplankton is rarely more than a few days.
水华可能会持续数周，但任何单个浮游植物的寿命很少会超过数天。
One area where the industry needs improvement is in the life span of its products.
该行业需要改进的一个领域是其产品的寿命。
If this theory is accurate, our future generations can expect a life-span of 150 years.
如果这一理论是正确的，未来人类预期寿命可达150年。
But some farmers plant cocoa under shade trees, increasing the life span of the cocoa trees.
然而现在很多农民开始在潮湿阴暗的环境下种植可可树，从而大大增加了它们的寿命。
God saw that he had to limit the life span of humans, or risk creating an enemy that was nearly equal to him.
上帝发现他限制了人类的寿命，否则就是冒险创造了与他平等的死敌。
The tiny European nation of San Marino boasts the longest average life span for men, with 81 years.
欧洲小国圣马力诺则成为男性平均寿命最长的国家，为81岁。
The tiny European nation of San Marino boasts the longest average life span for men, with 81 years.
欧洲小国圣马力诺则成为男性平均寿命最长的国家，为81岁。
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