when
US /wen/
UK /wen/

1.
언제
at what time or on what occasion
:
•
When did you arrive?
언제 도착했어?
•
When will the meeting start?
회의는 언제 시작해?
2.
~할 때, ~했을 때
at the time that; during the time that
:
•
I was sleeping when the phone rang.
전화가 울렸을 때 나는 자고 있었어.
•
She smiled when she saw him.
그녀는 그를 봤을 때 미소 지었어.
1.
언제, 시기
the time at which something happens
:
•
Tell me the when and where of the party.
파티의 언제와 어디를 말해줘.
•
The exact when of the event is still unknown.
행사의 정확한 시기는 아직 알려지지 않았어.
1.
~할 때, ~했던
at which time (referring to a preceding noun)
:
•
There was a time when I believed in magic.
마법을 믿었던 때가 있었어.
•
I remember the day when we first met.
우리가 처음 만났던 날이 기억나.