海外中速
http://www.traileraddict.com/emb/6656
1080P高清
http://movietrailers.apple.com/movies/sony_pictures/sevenpounds/sevenpounds-tlr3_h1080p.mov
720P高清
http://movietrailers.apple.com/movies/sony_pictures/sevenpounds/sevenpounds-tlr3_h720p.mov
480P高清
http://movietrailers.apple.com/movies/sony_pictures/sevenpounds/sevenpounds-tlr3_h480p.mov
高清晰版
http://movietrailers.apple.com/movies/sony_pictures/sevenpounds/sevenpounds-tlr3_h640w.mov