There's a great TED talk, I think it was about this guy uh, [who] set up a really advanced computational recording system in his home, and recorded every single utterance his young child made, while learning to speak.

有一个很棒的 TED 演讲， 我想是关于这个人的，嗯，[他]在他家里设置了一个非常先进的计算记录系统，并记录了他年幼的孩子在学习说话时所说的每一句话。