TheBeijingInternationalMarathonhasacquiredanewnameamong...
問題詳情：TheBeijingInternationalMarathonhasacquiredanewnameamongsomedisappointedparticipants:Smogathon.About30,000runners,manyfromotherpartsofChinaorabroad,awokeintheChinesecapitalonSundaytoanorangesun...