He has no chance, Jon thought when he watched Stonesnake vanish over a snow-covered ridge, a tiny black bug crawling across a rippling expanse of white.

他回不去的。琼恩一边蛇消失在大雪覆盖的山脊上，一边想。他一只渺小的黑甲虫，爬附在起涟漪的原中。

Well, once a grain of sand is lifted into the wind and dragged along, when it hits the sand surface again, it almost splashes, driving more grains of sand up into the wind.

嗯，一旦一粒沙子被风吹动并拖走，当它再次撞击沙子表面时，它会溅起涟漪，将更多的沙粒吹向风中。