/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: Trinhlehuyen https://cdn.slidesharecdn.com/profile-photo-Trinhlehuyen-48x48.jpg?cb=1523864595 Kh担ng c坦 vi畛�c g狸 kh坦 Ch畛� s畛� l嘆ng kh担ng b畛�n