According to the prediction, the Olympic records both male and female athletes in track events are expected to improve or break in 100-meter, 800-meter, 1500-meter and 5000-meter races in 29th Olympic Games.

• 根据这一预测,第29届奥运会男女径赛将在100m、800m、1500m、5000m项目上有望提高或打破奥运会纪录。