应朋友之邀,暑假里我在旧金山完成了人生中的第一个半程马拉松。21公里并不是一个容易步测的距离,哪怕长期跑步的我也对之缺乏概念。我小心翼翼地计划着半年的训练,最后跟着“目标2小时30分”“2小时15分”等字样的计时牌跑完了半程,再目送着奋战全程的“英雄”们。跑步无疑是现今最主流的有氧运动之一,但马拉松却绝非是为了强身健体 At my friend’s invitation, I completed my first half marathon in San Francisco during the summer vacation. 21 km is not an easy pace to measure, even if I am running for a long time lack of concept. I carefully planned six months of training, and finally follow the “goal of 2 hours and 30 minutes” “2 hours and 15 minutes ” and other words of the chronograph brand ran halfway, and then watched the whole battle hero . Running is undoubtedly one of the most mainstream aerobics today, but the marathon is by no means intended to keep fit