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2012年是伦敦奥运会年,世界各国田径好手创造了一大批优异成绩,奥运会所设47个田径单项,有27个单项的最好成绩优于2011年,还有两个项目的最好成绩与2011年持平。中国田径运动员也不含糊,2012年有5名运动员在4个项目创造了可进入当年世界前三的好成绩。2011年,各国运动员共创造了4项田径世界纪录,包括男、女各两项。2012年,则有6项田径世
2012 is the year of the London Olympic Games. Athletes from all over the world have created a large number of outstanding achievements. There are 47 track and field events in the Olympic Games. 27 best individual track records are better than 2011. There are also two best track record and 2011 track record Year flat. Chinese track and field athletes are also unambiguous. In 2012, five athletes created good results in the top three of the world in four projects in the year. In 2011, athletes from all over the world created a total of four track and field world records, including two for men and women. In 2012, there are 6 track and field world