Prompt:

One Line Drawing style, a simple drawing of a hand holding a smartphone with a chat bubble over the screen, on a white background, in the style of an anonymous artist. --ar 77:72 --v 6.0

一笔画风格，简单地画出一只手拿着智能手机，屏幕上方有聊天气泡，白色背景，风格类似匿名艺术家。