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

• 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。
• English is used as the first language in america, canada, england, Australia and new zealand.
  英语在美国，加拿大，英国，澳大利亚和新西兰被当作第一语言使用。
• Imagine you can talk to native speakers just like you talk in your first language.
  想像你可以与以英语为本土语言的人谈话就如同与别人说自己的母语一样。
• On the Application of Translated First Language Materials in English Teaching
  刍议英译的母语材料在英语教学中的应用
• Most people speak English as a first language in the USA.
  在美国，大多数人把英语作为第一语言（主动语态）。
• In many other countries, where English is not a first language, it is an official language;
  英语在许多国家不是第一语言，但却作为官方语言存在；
• Today, I think I use English more than my first language.
  如今，我用英语比用我的母语要多。
• 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
• 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。