once upon a time
US /wʌns əˈpɑːn ə taɪm/
UK /wʌns əˈpɑːn ə taɪm/

1.
옛날 옛적에
used at the beginning of a traditional story to signify that it took place in the distant past
:
•
Once upon a time, there was a beautiful princess who lived in a grand castle.
옛날 옛적에, 웅장한 성에 살던 아름다운 공주가 있었습니다.
•
The storyteller began, "Once upon a time, in a land far away..."
이야기꾼은 "옛날 옛적에, 머나먼 땅에서..."라고 시작했다.