After six months of scientifically advanced training, three of the world's most elite distance runners set out to break the two-hour marathon barrier. These pioneers go on a global trek to defy the unthinkable and break the two-hour feat, from testing in wind tunnels and running qiwan.cc labs in the United States, to balancing training with their day-to- day lives in eastern Africa, to the final heart-pounding race in Italy. 　　译文(3): 经过六个月的科学高级训练，三名世界上最优秀的长跑运动员开始打破两小时的马拉松障碍。这些先驱们在全球范围内跋涉，挑战不可思议的事情，打破两个小时的壮举，从在美国的风洞测试和运行qiwan.cc实验室，到在东非平衡训练和日常生活，再到在意大利进行最后一场惊心动魄的比赛。