This is the 719th most frequent Korean word.
브리핑에서
"During/in the briefing."
"브리핑에서" refers to the setting of the briefing where the information was shared.
브리핑에서 중요한 사항을 전달했어요.
Important details were conveyed in the briefing.
"브리핑에서" describes the circumstance of the decision, which was during the briefing.
그는 브리핑에서 발표자가 되기로 결정했어요.
He decided to become the presenter in the briefing.
"브리핑에서" indicates the origin of the opinions, specifically the briefing.