Some sign languages are very sophisticated means of communication.

一些手势语是非常复杂的交流方式。

Sign languages can be used in different manner.

手语的运用有不同的方式。

I'm going to put aside for the moment the question of sign languages and how they work.

我想暂时把手语，及其如何作用的问题先放到一边？

There was a time when during prehistoric times, people used to communicate in sign languages.

曾经有一段时间，在史前时代，人们用来沟通的手势语言。

Study of sign languages is a recent phenomenon, and as a result relatively little information is available to the general reader about these languages.

毕竟手语研究是一种新兴事物，所以能够向普通读者提供的相关手语研究信息很少。

That sign languages may be full-blown languages but they just take — they're just harder to learn because the brain and the body have adapted for speech.

手语或许是成熟的语言，但它们更难学，因为大脑和身体已经适应了口语。

Persons with disabilities shall be entitled, on an equal basis with others, to recognition and support of their specific cultural and linguistic identity, including sign languages and deaf culture.

残疾人应享有平等的基础上，与他人一起，得到承认和支持他们的特定的文化和语言特性，包括手语和聋人文化。

Perhaps the most striking sign of mobility is the fact that by the third millennium B.C., most pastoralists in this huge region spoke related languages ancestral to the modern Indo-European languages.

可能在人口流动性方面最具说服力的标志是，公元前3000年，在这片广袤的土地上大部分牧民讲的相关语言，现代印欧语系就从中发展而来。

The third form is sign representation, i. e. the various languages of human.

第三重形式是符号表达形式，其表现是人类的各种语言。

If you have no background in other languages, consider taking sign language classes.

如果没有其他语言背景，你可考虑参加手语班。

According to Saussure, language is a sign system and the signifier and the signified, which form the signs, are unique in different languages.

依据索绪尔的语言学理论，语言是一个符号系统，构成语言符号的能指与所指在每一种语言中都是不同的。

Chinese is so very different from the languages I've studied, and of course the writing system is completely different. I had to use a lot of gestures and sign language.

汉语跟我学过的其它语言是很不相同的，书写形式则完全不同、我只得借助于动作和态势语。

The future of british sign language: Towards one variety or a variety of languages.

英国手语的未来：走向一种或多种语言。

Supermarket employees can provide services in English, Japanese, Thai and many other languages, and they also know some basic sign language.

超市的员工可以提供英语、日语、泰语等多国语言服务，也可以提供基本的手语服务。