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

• 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。
• Even if English isn't your first language, these students need your help!
  即使你的母语不是英语，也可以用你的热情和爱心帮助孩子们！他们需要你！
• My first language is dutch.
  我的母语是荷兰语。
• Although my verbal score did improve on the second test, I feel that my performance on this section still reflects the fact that English is not my first language.
  虽然我的语文部分成绩的确在第二次考试的时候提高了，我认为，我的表现在这个部分的成绩仍然体现了英语不是我的第一种语言的事实。
• 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。
• 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。
• French is spoken as the first language in this country.
  在这个国家法语被当作第一语言来说。
• 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。
• 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）。
• 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。