나타나서

appear and, appear, so

→ 나타나다
verb Rare #19,543
appear and, appear, so The -아서 form connects this verb to a following action or result, often meaning “appear and…” or “because it appears…,” depending on context.
KO: 갑자기 화면에 오류 메시지가 나타나서 컴퓨터를 다시 시작했어요.
EN: An error message suddenly appeared on the screen, so I restarted the computer.
Conjugation of 나타나다

당신이 나타나서 난장판을 만드는 바람에 둘 다 죽을 뻔했어요

You showed up and made such a mess that we both nearly died.

— 맥시멈 리스크 (1996)

불쑥 나타나서 미안합니다

Sorry for showing up out of the blue.

— 잉글리쉬 페이션트 (1996)