我们如何知道何时投资升级？
那么我们如何知道哪些光谱模式与哪些元素相匹配呢？
So how do we know which spectral patterns match up with which elements?
首先我们如何知道作者在那儿，其次，我们是否应该诉诸作者的权威。
It's a question rather of how we know the author to be there firstly, and secondly, whether or not we should appeal to the authority of an author.
我们如何知道，镁会还原四氯化钛？
那么，我们如何知道何时需要防止引起反感而何时则不必担心？
我们如何知道信息或环境和我们相信的东西是矛盾的？
How would we know we are being confronted with information or circumstances that contradict what we believe?
首先我们如何知道你们正在设计和构建的应用程序的类型是合适的？
How do we know that you're designing and constructing the right kind of application in the first place?
我们如何知道现在拥有哪个所需的能力，并且到什么程度？
How do we know which of the needed capabilities we have now, and in what degree?
最后，您可能想知道刚才我们如何知道海盗的饮食控制。
Finally, you may be wondering just how we know what the Viking diet contained.
那么，我们如何知道文本应该偏移多少，应该放置在距离顶部多远的位置？
So how did we know how much to offset the text or how far down from the top to place it?
我们如何知道一个人是不是有道德的人？我们只需要找那些富足的人。
And how do we know who a virtuous person is? We just look for someone who's flourishing.
当团队采用新的工作方式时，他们会问问题：我们如何知道我们有多敏捷？
As teams adopt new ways of working, they ask questions: how do we know how agile we are?
我们如何知道这些文件的版本已经可以使用？并且根据质量步骤通过审核？
How do we know that the versions of these files are ready for use, and have been approved according to our quality procedures?
但我们如何知道组成意识知觉的是哪些神经元？以及这些神经元之间的活动？
But how do we determine which set of neurons, and what activity among them, constitutes a conscious percept?
我们如何知道采用敏捷的或非敏捷的实践有多好，因此我们可以在需要时调整并采取校正措施？
How do we know how well the adoption of agile or non-agile practices is going, so we can adjust and take corrective actions as needed?
在很大的程度上，我们如何知道这个国家，它的文化和人们的生活方式来确定我们学习这门语言的结果。
To a large extent, how we know about the country, its culture and its people's lifestyles determines the outcomes of our learning this language.
大家应该记得，在《沉思录》的开头，笛卡尔问了一系列，关于我们如何知道一切的问题，其中的一个问题是，我可能疯了？
Now Descartes, you remember, in his Meditations begins by asking a series of questions about how we can know anything, and one of the skeptical questions he asks is, "Well, might I not be crazy?"
科学家们从来都知道恐惧是如何严重影响我们的生活并使我们患病的。
Scientists have always been aware of how fear can rule our lives and make us ill.
每一集都将聚焦于一个不同的科学领域，告诉我们，我们知道什么，我们是如何知道的，以及我们仍然不知道什么。
Each episode will focus on a different area of science and tell us what we know, how we know it, and what we still don't know.
我们需要等一等才能知道这些困难时期究竟将如何重塑我们的社会结构。
We will have to wait and see exactly how these hard times will reshape our social fabric.
杜克大学的行为心理学家丹•艾瑞里表示，撒谎的危险之处在于，人们不知道这种行为会如何改变我们。
"The dangerous thing about lying is people don't understand how the act changes us," says Dan Ariely, behavioural psychologist at Duke University.
我们永远也不会知道这种计算能力是何时、如何发展起来的，但可以肯定的是，在人类形成半永久定居点的时候，这种计数法已经发展得很好了。
It will never be known how and when this numeration ability developed, but it is certain that numeration was well developed by the time humans had formed even semi-permanent settlements.
我们似乎觉得有些人天生就有创造力，但我们不知道他们是如何做到的。
We seem to feel that some people are naturally creative, but we don't know how they got that way.
我们应该谅解我们的父母，他们可能不知道该如何正确地表达他们的爱。
We should make allowances for our parents who might not know the correct way to express their love.
我们对大脑知之甚少，也不知道它如何处理同时出现的相互冲突的信息，但所有的常识直觉都告诉我们，我们应该对此深感震惊。
We know very little about the brain and how it deals with simultaneous conflicting input, but every common-sense intuition suggests we should be profoundly alarmed.
你可能想知道我们如何分辨化石上的动物是生活在陆地上还是水里，特别是如果只发现了化石碎片。
You might wonder how we can tell whether fossil animals lived on land or in water, especially if only fragments are found.
我们需要让男人们知道，如何改变他们在20岁时踢足球或橄榄球的方式。
We need to let men know about alternatives to the style of football or rugby they played when they were 20.
成千上万的作品在展出，你可能想知道如何开始你的参观，但我们将在这里提供帮助。
With thousands of works on show, you may wonder how to start your visit, but we are here to help.
我们很快就会知道，600年前北半球大部分地区每年夏季和冬季的温度是如何变化的。
We are close to a knowledge of annual summer and winter temperature variations over much of the northern hemisphere going back 600 years.
我们很快就会知道，600年前北半球大部分地区每年夏季和冬季的温度是如何变化的。
We are close to a knowledge of annual summer and winter temperature variations over much of the northern hemisphere going back 600 years.
应用推荐