So, in order to have fast transmission you do that by transmitting electrical signals; that happens pretty quickly.

所以 为了使信号迅速地传播,细胞使用电信号,它速度非常快

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And you can't... If the brain was wired up like a personal computer, it would take you four hours to recognize a face, but in fact, we could do things extremely quickly.

你无法,如果大脑是像个人电脑那样组装起来的话,那你识别出一张面孔就得花上四个小时,但事实上,我们能够非常迅速地完成某些事情

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