translation.en: And it's the first -- I had just gotten these new sprinting legs that you see in that bio, and I didn't realize at that time that the amount of sweating I would be doing in the sock -- it actually acted like a lubricant and I'd be, kind of, pistoning in the socket.
translation.zh: 那是第一次-- 从那本自传里可以看到那时候我刚刚装上了这副短跑专用腿-- 那个时候我还没有意识到 流到袜子里的汗 能起到润滑剂的作用， 我像是在托座里做活塞运动似的，