A white and blue robot sits at a white desk, drawing a portrait of a person. The robot has a rounded head with black and blue eyes and yellow shoulder pads. A drawing machine with the words "画线机器人" written on it is connected to the robot's right arm. The robot's pen is currently outlining the chin of the portrait. The robot is motionless. Some papers and writing utensils are on the desk to the side of the drawing. The background is a gray wall.