This is the 13278th most frequent Korean word.
들어갔으며
"Entered" or "went in."
'들어갔으며' is used here to indicate that she entered the room followed by another action, not speaking.
그녀는 방에 조용히 들어갔으며 아무 말도 하지 않았습니다.
She quietly entered the room and said nothing.
Here, '들어갔으며' demonstrates that he joined the project and additionally is contributing greatly.
그는 회사의 새로운 프로젝트에 정식으로 들어갔으며 큰 기여를 하고 있습니다.
He officially joined the company's new project and is making significant contributions.
'들어갔으며' describes entering a problematic state followed by its consequences, showing sequential or additive narrative.