More proceeds to walk steep, I that pitiful controlling force is even more weak, finally, on a California Buss tuo southwest fearful and apprehensive steep slope, it thoroughly vanished.

• 越往前走路越陡，我那点可怜的控制力越发微弱，终于，在加州巴斯陀西南一个令人心惊肉跳的陡坡上，它彻底消失了。