Grammar: -던/-았던

Appears in these lessons

• 나로우주센터, 폭발 사고 겪은 누리호 엔진 첫 공개 전시

  A past-tense modifier used to describe something that was ongoing, planned, or in a certain state in the past, viewed now in retrospect, often implying a contrast with the present.

  Example: 누리호 2단부에 사용될 예정이었던 인증시험용 엔진이었다.