language does the amazing things it does,

语言的神奇之处
including the fact that

囊括了
language has used arbitrary science or sounds to convey concepts,

语言在表述观念时的科学或声音任意性
and that languages exploit a combinatorial system

语言还发展出了一种组合系统
including recursion to put together these symbols

包括用递归将符号组合起来
into a virtually limitless set of meaningful sentences.

来形成无限数量的有意义句子
We then talked about development

然后我们讨论了发展
and made some remarks about the developmental time course

并对发展时程进行了探讨
talking about the emergence of language

谈了谈语言的出现
from babies to where babies are really good at learning language

从擅长学习语言的婴儿
to you who are not,

说到由于大脑衰退
whose brains have atrophied,

语言学习能力丧失