工作室里的设计师在笔记本上为自己的笔触上色 Designer in his studio giving color to his strokes in a notebook

年轻的男性设计师在办公桌前画画，用绘图工具和电脑，用记号笔在笔记本上涂色。

Young male designer drawing at his desk, with drawing instruments and a computer, coloring his strokes in a notebook with a marker.