معنی survival of the fittest, معنی سعقذهذشک خب فاتث بهففثسف, معنی survival of the fittest, معنی اصطلاح survival of the fittest, معادل survival of the fittest, survival of the fittest چی میشه؟, survival of the fittest یعنی چی؟, survival of the fittest synonym, survival of the fittest definition,