The unusual description of Katniss’s thin, flat, and unaesthetic body is in accordance with her life circumstances and physical skills, showing the author’s own ingenuity。 General image of heroes in literary works presents the immobilization modes, male heroes are puissant and muscular, female heroes have gorgeous beauty and calm confidence, who are good at using their beauty to achieve their goals。 Heroes with perfect looking seem to be more receptive to readers, but Katniss’s relatively mundane appearance doesn't give us more aesthetic, and is quite different from the image of traditional female heroes。