The human brain needs to be without oxygen for only four minutes before permanent damage occurs.
人脑缺氧只需4分钟就会造成永久性损伤。
The human brain grew bigger, and human beings began to invent more and more tools and machines.
人类的大脑容量变得越来越大，于是人类开始发明越来越多的工具和机器。
In the study, Tel Aviv University researchers searched for sex differences throughout the entire human brain.
在这项研究中，特拉维夫大学的研究人员在整个人脑中寻找性别差异。
Dunbar has found that the human brain has evolved in a way that means we can only give real attention to a particular number of people.
邓巴发现，人类大脑的进化方式使我们只能真正关注到特定数量的人。
Meanwhile, another AI company, Soul Machines, is taking a more biological approach, with a "digital brain", that imitates aspects of the human brain to adjust the emotions "felt" and "expressed" by its "digital people".
与此同时，另一家人工智能公司 Soul Machines 正在采取一种更为生物化的方法，利用仿人类大脑不同方面的“数字化大脑”，调整“数字人类”所“感受”和“表达”的情绪。
The human brain then carries on evolving steadily over thousands of years.
接下来的几千年里，人类大脑稳步地进化着。
It's the cerebrum that makes the human brain-and therefore humans-so formidable.
正是端脑让人类的大脑——因此人类——如此强大。
Israeli researchers have pinpointed a human brain region that keys in overcoming fear.
以色列科学家在人的大脑中定位到一个区域，认为这里对克服恐惧感起重要作用。
Each neuron in the human brain makes an average 1,000 or so connections with other neurons.
人脑中的每个神经元平均与1000个左右的其他神经元有连结。
Each neuron in the human brain makes an average 1, 000 or so connections with other neurons.
人脑中的每个神经元平均与1000个左右的其他神经元有连结。
The human brain is wired with biases that often keep people from acting in their best interest.
人类的大脑总是为各种倾向所左右，常常阻碍他们从自己的最佳利益出发做出明智的行为。
The specially bred mice can teach scientists much about both mouse behavior and the human brain.
特殊培育的老鼠能够给研究者们带来更多的关于鼠类活动和人类大脑的知识。
The human brain is exquisitely adapted to respond to risk—uncertainty about the outcome of actions.
人脑可以对风险，也就是采取行动后的不确定的结果，做出精确的反应。
Emerging research suggests the human brain instinctively USES high emotion to promote moral behavior.
最新的研究结果表明，人类会本能地利用情感去促进道德行为的产生。
While the neurons are all different, the neurons fit together in a similar pattern in every human brain.
尽管神经元细胞各个不同，但它们在每个人类大脑中的连结起来的形式却很相似。
According to Kurzweil's predictions, we will see computer systems as powerful as the human brain in 2020.
按照库兹韦尔的预测，到2020年我们将会看到计算机系统跟人类大脑一样强大。
The next step is to figure out if there are cells in the human brain that do the same thing, Kanwal says.
Kanwal说，下一步就是要研究是否人脑里也有细胞在做同样的事情。
It suggests another genetic deletion may have led to the expansion of specific regions of the human brain.
该研究同时指出，另一处基因序列的删除可能导致了人脑特定区域的扩张。
New research, however, shows that "circuits" for laughter exist in very ancient regions of the human brain.
而最新的研究结果则显示，笑的“循环线路”存在于人类大脑非常古老的区域中。
As the human brain evolved, humans were able to laugh before they could speak, according to a new study.
一项最新的研究结果显示，由于大脑的进化，人类在能够说话之前就已经学会笑了。
The researchers are optimistic that the protein also affects how the human brain copes with life's troubles.
研究人员乐观表示，蛋白质同样影响着人们大脑如何处理生活难题。
Thanks to precision cutting techniques, researchers are able to examine a paper-thin slice of human brain.
得益于精确切割技术，研究者们可以对薄如纸张的大脑切片进行深入研究。
Of course, brains have many other functions, and the human brain shares those with the brains of other animals.
当然，人的大脑还有许多其它的功能，而人脑的这些功能也与动物大脑的功能相类似。
Moreover, without cooking, the human brain (which consumes 20-25% of the body's energy) could not keep running.
此外，如果没有烹饪，人类大脑(它消耗了机体20- 25%的能量)不能运转。
It is thought that the human brain grew so large, and our species became so clever, as our social groups expanded.
人类大脑成长到如此之大，我们的物种变得如此聪明，这都是因为我们的社交组织得到了扩展。
It is thought that the human brain grew so large, and our species became so clever, as our social groups expanded.
人类大脑成长到如此之大，我们的物种变得如此聪明，这都是因为我们的社交组织得到了扩展。
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