To take back or get back something lost; to regain, recover, or restore (transitive).
彼女は昔の記憶を少しずつ取り戻している。
She is gradually regaining her old memories.
冷静さを取り戻してから答えた。
She answered after regaining her composure.
経済を取り戻すには時間と努力が必要だ。
It will take time and effort to restore the economy.