We all have a special feeling of our mother language.

我们都对自己的母语有一种特殊的感觉。

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The mother language is the line on the top of this diagram.

在这个图解中，母语处于最上方的那列。

youdao

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

我经常和母语是英语的人交谈。

youdao

Her mother,Katherine, had a deep knowledge of books, art and the French language.

VOA: special.2009.07.12

Somehow when you're unnamed you're not part of language; you're still connected to the mother. And he actually had a female name. Remember he's called Christine for a while.

不管什么原因你没有名字就是没成为语言的一部分;,你还是与妈妈紧紧联系，事实上他会得到,一个女性的名字，记住他曾经一段时间被叫做克里斯汀那。

耶鲁公开课 - 1945年后的美国小说课程节选

"We think the very first processes of language development are actually starting in the womb because they are overhearing their mother's speech."

VOA: standard.2010.05.05

During her visit, the Director-General also visited the International Mother Language Institute, established for the research and preservation of languages.

UNESCO: EDUCATION

To recognize the importance of linguistic diversity, the UNESCO General Conference proclaimed International Mother Language Day (IMLD) in November 1999.

UNESCO: Social and Human Sciences

Since 2000, UNESCO and its Member States have celebrated International Mother Language Day annually on 21 February in order to promote linguistic and cultural diversity and multilingualism.

UNESCO: CONFINTEA VI