然而，通过光谱学测量，宇宙中氦的数量表明，宇宙中重子的数量要比基于星系光度所估计的要多得多。
However, the amount of helium in the universe, as measured by spectroscopy, suggests that there are far more baryons in the universe than estimates based on galactic luminosity indicate.
这仅仅包含了三种活动，如果要算上其他的数字媒体活动的话，这个估计时长无疑会增加。
That covers just three activities, and if other digital media activities were included, that estimate would no doubt rise.
我们要的是估计一下，蒙着眼睛、转动着磨盘、不偏不倚的批评家能从你身上榨出多少油水。
We want an estimate of the proportion of oil which the blindfold, mill-turning, unbiased critic can squeeze out of you.
我估计他一次要跑十五六圈，或二十圈。
I count he runs fifteen or sixteen circles, even near twenty circles one time.
相比之下，由于沉积作用在大陆地区的连续性要小得多，因此根据已知的上下岩层的年龄来估计一个大陆岩层的年龄风险更大。
By contrast, because sedimentation is much less continuous in continental regions, estimating the age of a continental bed from the known ages of beds above and below is more risky.
正如波斯纳强调的，要精确估计高度偶发事件的实际发生概率是非常困难的，这次的漏油事件就是属于这类事件。
As Posner emphasizes, it is very difficult to estimate with any precision what is the actual probability of highly infrequent events, and such a leak would fall within this class.
研究结果表明非洲的卫生人力短缺问题比以前估计的要严重得多。
Our results suggest that the health workforce shortage in Africa is even more critical than previously estimated.
值得注意的是，迁移一个垂直部分估计要 2.5天的时间不包含软件安装或测试时间。
It is worth noting that the 2.5-day estimate for migrating a vertical slice does not include software installation time or testing.
例如在印度尼西亚，穷人的生活成本比世界银行估计的要低21%。
In Indonesia, for example, the poor's cost of living is 21% below the World Bank's estimate.
开发工作要估计每条需求所需要的工作量，以及开发团队在一个时间段(一次迭代)里能完成的工作量。
Development estimates how much effort each story will take, and how much effort the team can produce in a given time interval (the iteration).
估计的要完成的下一阶段成本。
估计的要完成的总成本。
今年，我们估计大约有5万人要参加这一考试。
This year, we estimate that about 50,000 will take this test.
今年，我们估计大约有5万人要参加这一考试。
This year, we estimate that about 50, 000 will take this test.
所有的关于你完成的分析和财务计算的细节信息都不要放在正文中，要记住这是一个决策的估计。
Keep all the details of the analysis you performed and the financial calculations out of the assessment; after all, this is an executive assessment.
在你开始写你的估计之前，要考虑你的读者和决策者。
Before you begin writing your assessment, consider your audience and your decision makers.
我们不仅要防范对可能错误的操作估计不足，还要防范在这种环境下对可能正确的操作估计不足。
We need to guard against a lack of imagination on not only what could go wrong, but also what could go right in this environment.
辍学的估计数字有别，但是看来男孩比女孩辍学数要多四分之一。
Estimates of dropouts vary, but it seems that about one-quarter more boys drop out than girls.
场景一：男人告诉女人下午要加班，估计要晚点回家，让她不要等他，自己一人先吃饭。
Scene one: Man has to overwork, return home late and asks her not to wait for him and have meals alone.
要指出的是，在此情况下，对时间的估计悲观一些可能实际上非常重要。
One thing to point out is that pessimism can actually be very important in this situation.
马科斯和卡巴约估计，以目前每年16,000钟新动物物种的分类速度，要完成这项工作还需要360年才行。
At the current pace of 16, 000 new animal species cataloged annually, Marques and Carbayo estimate it will take 360 years to complete the job.
他们不希望当有需求要分离外化的信息及其内部状态的时候，项目组尝试着去估计应用哪一种模式最好。
They don't want their teams trying to figure out what pattern is best to use when there is a need to separate externalized information from its internal state.
有时，忙碌的店主会尝试估计要剪下的布料长度。
Sometimes a busy storekeeper might try to guess how much material to cut off.
有时，忙碌的店主会尝试估计要剪下的布料长度。
Sometimes a busy storekeeper might try to guess how much material to cut off.
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