Answer: Running on a treadmill feels somewhat easier physically because the ground is being pulled underneath your feet and there's no wind resistance.
答案：在跑步机上跑步身体或多或少感觉轻松些，因为你脚下的地面被往后拉了，而且没有风的阻力。
2
But rather than running away, I allow myself to feel the resistance and I admit I need to study.
但我允许自己感受到阻力，我承认我需要学习，而不是逃跑。
3
They differ from normal running shoes by adding in additional traction and support and many also offer water-resistance.