/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: maryuan https://cdn.slidesharecdn.com/profile-photo-maryuan-48x48.jpg?cb=1522961980 ....El ayer es un recuerdo, el ma単ana, es un misterio y el hoy es un gratificante obsequio....