The brain has been mapped to the smallest fold for at least a century, but still no one knows how all the parts talk to each other.

早在一个世纪以前大脑中那些最微小的折叠结构也已经被描绘出来，但对于大脑中各个部分间如何通讯仍一无所知。

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Until recently, this small fold of tissue in the middle of the brain was depicted as neatly divided into four distinct areas.

直到最近，这个位于大脑中部的东西，被描绘为整齐划分成四个不同区域的小折叠组织。

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15 years after a gene defect was found to increase the risk of schizophrenia 30-fold, scientists have figured out how it might cause the brain disorder's debilitating symptoms

15年前，基因缺陷被发现可增加30倍的精神分裂风险，现在科学家终于查明基因缺陷是如何引起大脑功能失调症状。

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It consisted of a 100-electrode panel about the size of a baby aspirin that was placed on the surface of the brain at a fold in the motor cortex where hand movement is controlled.

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