This is the 3581st most frequent Korean word.
발표하면서
"While presenting" or "while announcing."
In this sentence, '발표하면서' is used to describe the action of presenting something while simultaneously performing another action, like catching people's attention.
그는 새로운 프로젝트 계획을 발표하면서 모두의 관심을 끌었다.
He caught everyone's attention while presenting the new project plan.
'발표하면서' in this sentence relates to the context of delivering a presentation and describes a simultaneous emotional state—feeling nervous.
발표하면서 긴장을 느꼈지만, 그는 훌륭히 해냈다.
While presenting, he felt nervous but did an excellent job.
Here, '발표하면서' refers to presenting research findings, describing the timeframe within which he was emphasizing specific qualities.