The stroke damaged a specific area in the left hemisphere of his brain called Broca's area, and left him with what's known as Broca's aphasia.

中风损害了他大脑左半球一个叫做布罗卡区的特定区域，并使他患上了所谓的布罗卡失语症。

One key piece of evidence for this is that, in our brains, the same area in charge of speech, called Broca’s area, is also in charge of some hand movements.

一个关键的证据是， 在我们的大脑中， 负责语音的同一区域， 称为布罗卡区，也负责一些手部动作。