무슨 일을 한

what kind of work someone did

→ 무슨
phrase Rare #17,116
what kind of work someone did 무슨 일 means “what work” or “what kind of work”; 한 is a form of 하다 meaning “did.”
KO: 무슨 일을 한 거예요?
EN: What kind of work did you do?