나오는데

In a sentence

• 그는 강의실에서 나오는데 바람이 불었습니다.

  He was coming out of the classroom when the wind started blowing.

  '나오는데' indicates an ongoing action or event, 'coming out', during which another event occurs.

• 영화가 끝나고 극장에서 나오는데 친구를 만났어요.

  After the movie ended, I met a friend coming out of the cinema.

  Here, '나오는데' describes the action of exiting the cinema, during which meeting a friend took place.

• 학교에서 나오는데 비가 갑자기 내리기 시작했어요.

  As I was leaving the school, it suddenly started raining.

  '나오는데' represents the action of leaving the school, set as the context for the sudden rain occurrence.