oiseau de passage; passager, résident temporaire

listen to the pronunciation of oiseau de passage; passager, résident temporaire
الفرنسية - الإنجليزية
bird of passage
nomadic bird, wandering bird; temporary tenant, temporary resident
wanderer: someone who leads a wandering unsettled life
If you refer to someone as a bird of passage, you mean that they are staying in a place for a short time before going to another place. Most of these emigrants were birds of passage who returned to Spain after a relatively short stay
any bird that migrates seasonally