first language

英 [ˌfɜːst ˈlæŋɡwɪdʒ]

美 [ˌfɜːrst ˈlæŋɡwɪdʒ]

n.  母语; 第一语言

牛津词典

noun

• 母语；第一语言
  the language that you learn to speak first as a child; the language that you speak best
  1. His first language is Welsh.
     他的母语是威尔士语。

柯林斯词典

• 母语;第一语言
  Someone'sfirst languageis the language that they learned first and speak best; used especially when someone speaks more than one language.

英英释义

noun

• one's native language
  Synonym:mother tonguematernal language

双语例句

• Certainly there is no big difference between using my first language and using English.
  当然，用英语还是用母语对我而言没有太大区别。
• A written communication in a second language having the same meaning as the written communication in a first language.
  用第二种语言对第一种语言的内容所做的意思相同的书面传达。
• A Research on Schema Theory and Negative Transfer of First Language in Second Language Writing
  图式理论与二语写作中母语负迁移的研究
• French, the official language, is the first language of88% of the population.
  法语，官方语言，这是第一语言的88%的人口。
• Analysis of the Roles of First Language in Second Language Acquisition;
  在第三语言习得和输出中第一第二语言的角色分析（英文）
• It launched its first language course last year for 40 people.
  孔子学院去年开设了首个语言课程，共收学员40人。
• His first language is English, but he speak several other languages very well.
  他的母语是英语，但他会说好几门外语。
• English is spoken as the first language in many countries.
  英语在许多国家被当作第一语言使用。
• If your first language is not English, you should still try to read the non-literary works in English.
  如果你的母语不是英语，你仍应该努力以英语去读这些非文学作品。
• The first language he learned to write was Greek, which has a different alphabet.
  他最早学习的语言是希腊语，而希腊语有着一套不同的字母体系。