depuis longtemps

listen to the pronunciation of depuis longtemps
French - Turkish
çoktan beri
çoktandır
hanidir
uzun zamandan beri
French - English
long, of old, quite a long time
it has been a long time since
far-back
long since
long ago

Without oxygen, all animals would have disappeared long ago. - Sans oxygène, tous les animaux auraient disparu depuis longtemps.

Scientists long ago ceased to believe that the atom is the smallest unit of matter. - Les scientifiques ont depuis longtemps cessé de croire que l'atome est la plus petite unité de matière.

quite a long time
long overdue
depuis longtemps
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