first language
🇺🇸
/ˌfɜːrst ˈlæŋɡwɪdʒ/
🇬🇧
/ˌfɜːst ˈlæŋɡwɪdʒ/
The first language you learn as a child and speak best.
Her first language is Spanish, which she learned from her family as a young child.
她的母語是西班牙語,這是她小時候從家人那裡學來的。