as (X, then Y); with; in accordance with; in proportion to
年齢を重ねるに連れて体力が落ちる。
As you age, your stamina declines.
時間が経つに連れて記憶が薄れた。
As time passed, the memory faded.
技術の進歩に連れて生活が便利になった。
As technology advances, life has become more convenient.