Liu Xiang dejectedly walks away from the track as he realizes he has to withdraw from the defense of his 110 meters hurdles title because of a leg injury.是什么意思_Liu Xiang dejectedly walks away from the track as he realizes he has to withdraw from the defense of his 110 meters hurdles title because of a leg injury.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句