/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: BiXinhDep https://cdn.slidesharecdn.com/profile-photo-BiXinhDep-48x48.jpg?cb=1523137151 Tr畉� con b畉�t ��畉�u h動 khi ch炭ng b畉�t ��畉�u hi畛�u ng動畛�i l畛�n. (G.Mankin)