Without needles and radioactivity, without any kind of clinical reason, we can go down the street and record from your friends' and neighbors' brains while they do a variety of cognitive tasks, and we use a method called functional magnetic resonance imaging.
不需要进行注射或者放射检查 也不需要有任何临床诊断的动因，我们就可以去 记录在你朋友或邻居在进行各类认知活动时 大脑的活动， 我们使用的方法叫做功能性磁振造影