| English | Russian |
| be fluent in ... language | свободно владеть каким-л. языком (The Musqueam Nation doesn't have a single person that is fluent in their own language. Why is this being forced on non-Musqueam residents if they haven't bothered to learn their own language? (vancouversun.com) ART Vancouver) |
| be fluent in ... language | свободно говорить на каком-л. языке (The Musqueam Nation doesn't have a single person that is fluent in their own language. Why is this being forced on non-Musqueam residents if they haven't bothered to learn their own language? (vancouversun.com) ART Vancouver) |
| fluent language | хорошее владение языком (имеется в виду владение иностранным языком) |
| fluent language | свободный язык |
| fluent language | беглый язык (напр., беглый английский, свободный английский) |
| fluent language | у кого-л. беглая речь |
| he is fluent in three languages | он свободно говорит на трёх языках |
| one's language is fluent | хорошее владение языком (имеется в виду владение иностранным языком) |
| one's language is fluent | у кого-л. беглая речь |