/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: nhungrua https://cdn.slidesharecdn.com/profile-photo-nhungrua-48x48.jpg?cb=1582941554 ti畛�n l�� n畛�i 叩m 畉�nh ko th畛� d畛�t b畛�.ko th畛� thay th畉� v狸 n坦 qu叩 quan tr畛�ng.khi c坦 ti畛�n.m畛�i th畛� c滴ng ch畛� l�� h動 v担