This is the 6750th most frequent Korean word.
이동하면서
"While moving" or "While transferring."
The term '이동하면서' in this sentence indicates the action of moving is simultaneous with listening to music.
아침에 이동하면서 음악을 들었어요.
In the morning, I listened to music while moving.
Here, '이동하면서' conveys performing the action of scenery observation during the act of moving.
이동하면서 주변 경치를 감상할 수 있었어요.
While traveling, I was able to enjoy the surrounding scenery.
In this usage, '이동하면서' indicates thinking of ideas occurred concurrently with traveling.