translation.en: In fact, not only could the rat initiate and sustain locomotion on the ground, they could even adjust leg movement, for example, to resist gravity in order to climb a staircase.
translation.zh: 事实上, 这只老鼠不仅可以 在平地上启动并保持运动的状态 它们甚至可以调整自己的下肢运动 例如, 它们能够克服重力因素 在楼梯上爬上爬下