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。
• Language: Creole is the first language, English and French are also spoken.
  语言：克里奥尔语为国语，通用英语和法语。
• 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。
• 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
• 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。
• 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。
• 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。
• English is my first language but I also studied French in high school.
  英语是我的第一语言，但我在高中还学了法语。
• Even in our first language, we all know or understand more words that we actively use.
  在我们的母语中，我们都知晓或者明白比常用词更多的词汇。
• If English is not your first language, you will need at least two good dictionaries.
  如果英语不是你的母语的话，你至少需要两本好字典。