/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: tranvinhky https://public.slidesharecdn.com/v2/images/profile-picture.png c嘆n nh畛� ��動畛�c u畛�ng r動畛�u...L畛�n l棚n b畛� u畛�ng r動畛�u,,, kh畛� thi畛�t.