/ http://www.slideshare.net/images/logo.gif / 狠狠撸Share feed for 狠狠撸shows by User: yhhuang79 https://cdn.slidesharecdn.com/profile-photo-yhhuang79-48x48.jpg?cb=1523370130 我平时跟别人说略懂、略懂，大家以為我谦虚，其实我真的是似懂非懂。