这本书讨论了语言的起源。

This book discusses the origin of language.

语言的起源一直是一个谜。

The origin of language has always been a mystery.

人们最初是如何发明单词的不得而知，换句话说，语言的起源是个秘密。

How men first learnt to invent words is unknown; inother words, the origin of language is a mystery.

理解语言的起源是一项复杂的任务。

Understanding the ori of language is a complex task.

了解语言的起源可以帮助我们理解人类历史。

Understanding the origination of language can help us understand human history.

许多语言学家研究同根词以追溯语言的起源。

Many linguists study conjugate words to trace the origins of languages.

这大概就是所有语言的起源。

And this was probably the origin of all language.

这里指的是意识,和语言的起源及功能。

This refers to the genesis and function of consciousness and language.

关于语言的起源与功能，早就众说纷纭、不相让；1866年，巴黎语言学会甚至决议不准会员再对这个议题发表臆测。

Questions about the origins and function of language have been so contentious that in1866 the Linguistic Society of Paris banned any more speculation on the issue.

科学家一直通过研究灵长类动物发出的叫声、呼噜声以及其他声音来寻找人类语言的起源。

Scientists have searched for the origins of human speech in the hoots, grunts, and other vocalizations made by primates.