He skims over the deep valley and dives along the track formed by the currents of the air. With a few swift powerful flappings of his wings, he finally surmounts the onslaught of the wind.

• 这么沿着陡壁滑了一会儿，翅膀才捉住向上的风，就势顺着深谷俯掠过去，他看准了一条气流铺设的跑道，长长地滑翔，迅速有力地抖动几下双翅，这才算跨到风的背上了。