Prompt:

Please help me design a flat UI picture of a beautiful girl wearing a college graduation gown holding a scroll in her hand,Facing the audience, full body --ar 9:16 --v 6.0

请帮我设计一幅扁平化UI图，内容是一位美丽的女孩穿着大学毕业袍，手中拿着卷轴，面向观众，展示全身。