/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: matimohammadi https://cdn.slidesharecdn.com/profile-photo-matimohammadi-48x48.jpg?cb=1523421117 آب Ùˆ باد Ùˆ خاك Ùˆ آتش...اما عنصر پنجم منم