争议的信息必须是收集起来代价昂贵并且具有时效性。
The information in question must be expensive to gather and time sensitive.
最后，研究者们通过计算所有的使用者每天生存状态的平均“情感”分绘制了一系列的有时效性的情感地图。
Finally, the researchers calculated the average mood score of all the users living in a state hour by hour and so created a timed series of mood maps.
但对于大多数国际罪行，是没有时效限制的。
风水是一门很古老的艺术，是通过对我们身边的环境进行有效的布置，从而让我们的生活达到某种平衡、和谐的科学，有时效果是立竿见影的。
Feng Shui is an ancient art and science of creating balance and harmony in our lives by the effective management of our environment; the benefits can be felt almost immediately.
在90年代早期制造的厕所有时效率不高，每次冲水消耗为3.5加仑。
Toilets made before the early 90s sometimes use an inefficient 3.5 gallons per flush.
告诉自己这种焦虑是可掌握而且是有时效性的。
Show yourself that this anxiety is manageable and time-limited.
陈冯富珍女士对各国卫生部长表示她希望各国可以制定出有时效性的正确决策。这些国家患此病人数占患病总数的80%以上。
"I urge you to make the right policy decisions with appropriate urgency," Chan told health ministers representing countries with more than 80% of the cases.
但这往往是不够的，因为授权本身是有时效性的。 例如，在wiki上，对文章的修改需要经过特定小组的允许。
On Wikipedia, for instance, changes to articles need to be approved by a group of peers.
卢旺达的农村地区已受益于用无人机投递有时效性的药品。
Rural parts of Rwanda are already benefiting from drone-delivered, time-sensitive medicines.
由于亲属探监具有时效性，电话沟通需要监护人员的监听，因而这两种联系方式不能被大量使用。
Because the relative visits prisoners to have the effectiveness, the telephone communication needs the guardianship personnel's monitor, thus these two contact method cannot use massively.
制度是有时效性的，制度变迁是非连续的，制度结构的高效和低效的循环导致一国经济增长的波动。
Institutions are time bound, while institutional changes are not consecutive. Cycles of high efficiency and low efficiency of a country's institutional structure induce waves of its economic growth.
有时债务可能时间太长，诉讼时效已过，并且该项债务可能已从债务人的信用记录里被删除了或消失了。
Sometimes the debt is so old that the statute of limitations for filing a suit has passed, and it may already have vanished from a person's credit report.
如果日历上没有明确的时间和日期，它就是一个不具有时效性的任务。
If there is not date and time of day on the calendar, it is not Time-based.
【测药新招：人造血管速成术】新的药物进行人体试验时，有时效果甚微，有时会危害病人的生命。
When new drugs are tested on humans, they can sometimes be ineffective, and sometimes deadly.
而网上投票系统除了能够完成传统的功能之外，更具有时效高和范围广的优点，更符合现代社会的需要。
But in addition to completing traditional function, "the on-line vote system" has time limited efficacy more high and the scope wide advantage, meet the demand of modern society more.
虽然在土石中加入一定比例的水泥形成水泥稳定土能有效提高工程特性，但有时效果并不完全令人满意。
Although adding a certain percentage of cement into soil and gravel to create the stabilized soil can improve the engineering characteristic of soil, the effect is not entirely satisfactory.
上覆岩层对采动岩体活动全部或局部起决定性作用，上覆岩层运动是一个复杂的时空过程，具有时效性。
In the local or global movement of rock mass under mining, overlying strata play a key role. The overlying strata movement is a complicated space-time process and has time-dependent feature.
上覆岩层对采动岩体活动全部或局部起决定性作用，上覆岩层运动是一个复杂的时空过程，具有时效性。
In the local or global movement of rock mass under mining, overlying strata play a key role. The overlying strata movement is a complicated space-time process and has time-dependent feature.
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