際際滷shows by User: tovantao / http://www.slideshare.net/images/logo.gif 際際滷shows by User: tovantao / 際際滷Share feed for 際際滷shows by User: tovantao https://cdn.slidesharecdn.com/profile-photo-tovantao-48x48.jpg?cb=1523551026 Cu畛c 畛i ng畉n ng畛i ta kh担ng ch畛 s畛ng cho ri棚ng m狸nh