An adverbial phrase meaning "eventually" or "sooner or later," indicating that something is expected to happen in the future.
いずれは自分の店を持ちたいと考えている。
Someday I want to have my own shop.
今は忙しいが、いずれは時間ができるだろう。
I'm busy now, but eventually I'll have time.
科学技術が進めば、いずれは火星に人が住むようになるかもしれない。
As technology advances, people may eventually live on Mars.