I often talk with the persons whose mother language is English.

我经常和母语是英语的人交谈。

Do you know how much people speaks a kind of language as mother language in the world?

你知道世界上有多少人以一种语言为母语吗？

We have been facing Manchu at a post mother language stage.

我们早已经并且还将继续面对一个“后母语”阶段的满民族。

A good command of ones mother language is essential in translation.

必不可少的翻译掌握好自己的母语在翻译中是必不可少的。

Guiding the students to study English taking the advantage of the mother language.

引导学生适当利用固有的本族语优势学习英语。

My mother language is Chinese, so i can teach you standard English and the history of China.

我的母语是汉语，所以我可以教你地道的中文和中国的历史。

XML is a mother language, which can define other languages. Theoretically speaking, XML can define limitless types.

XML是一种元语言，可以定义其它语言，从理论上讲，XML可以定义无限的类型。

World Day of Romani Language must also further spur us to promote Roma education and culture, in particular encouraging generations of young Roma to learn their mother language in schools.

同时，世界罗姆语日也应进一步让我们动员起来，去促进罗姆人的教育和文化发展，尤其是在教育机构中推动年轻一代的罗姆人学习他们的母语。

On the occasion of International Mother Language Day, UNESCO restates its wholehearted commitment to linguistic diversity and multilingualism.

在国际母语日之际，联合国教科文组织重申其对语言多样性和使用多种语言的全部承诺。

International Mother Language Day celebrates linguistic and cultural diversity alongside multilingualism as a force for peace and sustainable development.

国际母语日庆祝语言和文化的多样性以及多种语文的使用，它们是推动和平与可持续发展的力量。