/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: susanzhuang7 https://cdn.slidesharecdn.com/profile-photo-susanzhuang7-48x48.jpg?cb=1523667708 ÈËÉú¾ÍÊÇÎ޾Ʋ»»¶.