求翻译：北京时间8月29日晚，2011年大邱世界田径锦标赛男子110米栏决赛震撼上演，刘翔13秒27获得第三名，古巴罗伯斯13秒14夺冠。但随后，国际田联官方通告，取消罗伯斯110米栏冠军资格。这样刘翔获得亚军，原来的亚军美国人理查德森获得金牌。是什么意思？

Beijing time on the evening of August 29, 2011 Daegu World Athletics Championships 110m hurdles final shock staged, Liu Xiang, 13 seconds 27 finished third, 古巴罗伯斯 13 seconds 14 win. But then, the IAAF official notice, cancel Roberts 110 meters hurdles champion status. This runner Liu Xiang, the orig

Beijing time on the night of 29 August 2011, the Daegu World Athletics Championships men's 110 meter hurdles finals staged shock, Liu Xiang was the first 3 27 13 seconds, 13 seconds 14 Cuban Roberts championship. But subsequently, IAAF official notices to cancel Roberts 110m champion. Liu Xiang was

The Beijing standard time on August 29 evening, in 2011 the Taegu world track and field championship tournament man 110 meter fence finals shocks the performance, Liu flies in circles for 13 seconds 27 to obtain third, the ancient barrow Burse 13 seconds 14 win the championship.But afterwards, the i

Hours on the evening of August 29, 2011 Daegu World Championships men's 110-meter hurdles final shocking staged, Liu Xiang 13 seconds finished third, gubaluobosi 13 second win 14. But then the IAAF official notice, cancel Luo Bosi 110-meter hurdles champion status. Liu Xiang, obtained second place,

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