/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: xIAoEEr https://cdn.slidesharecdn.com/profile-photo-xIAoEEr-48x48.jpg?cb=1523533020 yee_yee_94@hotmail.comµÃfb¿ª²»µ½~xD haha