2012美总统选举辩论中英MR. LEHRER: Good evening from the Magness Arena at the University of Denver, in Denver, Colorado. I'm Jim Lehrer of the PBS News Hour, and I welcome you to the first of the 2012 Presidential Debates between President Barack Obama, the Democratic nominee, and former Massachusetts Governor Mitt Romney, the Republican nominee.2012美总统选举辩论中英
