Parker 75 basic cleaning

So I bought a Parker 75 in a pen meet, and then it got a bit of Posca marker paint on it when I was working on a flourished calligraphy poster. This is me cleaning the mark and the grooves.
早排買左枝Parker 75, 之後唔小心hi左少少Posca 綠色 marker 落枝筆度, 所以我要刷甩啲油同順手刷下枝筆d 坑紋