How do you say 'Become fluent in …' in your language?
For example: 'Become fluent in English'.
In Spanish we say: "llegar a hablar fluido".
In Bahasa Indonesia we say " Menjadi fasih dalam...".
In Lezgian:
Lezgidal mihiz lük'enun - Become fluent in Lezgian
Ingilisdal mihiz lük'enun - Become fluent in English