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 q【ZiYuanTun.Com】iwan.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{资源屯-ziyuantun.com}。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。