One after another; in succession — events or things happening continuously or repeatedly.
次から次に注文が入って、店は忙しかった。
Orders kept coming in one after another, and the shop was busy.
問題が次から次に出てきて、解決に時間がかかった。
Problems kept arising one after another, and it took time to solve them.
彼は次から次に新しいアイデアを出して、チームを引っ張った。
He came up with new ideas one after another and led the team.