/ http://www.slideshare.net/images/logo.gif / �ݺ�ߣShare feed for �ݺ�ߣshows by User: BingRuTsai https://public.slidesharecdn.com/v2/images/profile-picture.png ������ˮ���{�ٴ� ����؝ Pride goes before a fall�� make things as simple as possible.