This is the 3962nd most frequent Korean word.
원내대책회의에서
"At the in-house policy meeting."
In this sentence, "원내대책회의에서" is used to indicate the location (the in-house policy meeting) where the discussion occurred.
원내대책회의에서 새로운 법안이 논의되었습니다.
In the in-house policy meeting, a new bill was discussed.
Here, "원내대책회의에서" serves as the basis (the in-house policy meeting) from which the content is derived.
오늘 아침에 있었던 원내대책회의에서의 내용은 회의록으로 정리되었습니다.
The content from the in-house policy meeting held this morning was summarized in the meeting minutes.
In this case, "원내대책회의에서" indicates the context (the in-house policy meeting) where opinions were exchanged.