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

• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• English is not used as the first language in China.
  在中国英语不是被用作第一语言。