옥상oksangroofUsages of oksang금요일 오후에는 저쪽 건물 옥상에서 쉬기도 해요.geumyoil ohueneun jeojjok geonmul oksangeseo swigido haeyo.On Friday afternoon, I also rest on the roof of that building.Elon.io is an online learning platformWe have an entire course teaching Korean grammar and vocabulary.Start learning Korean now