One day, as they went, there'd be a faint change of color on the far horizon—such a slight change that he might feel he was imagining it out of his hopes—and there would be the new sietch.

有一天，当他们去的时候，远处的地平线上会出现微弱的颜色变化——如此细微的变化，他可能会觉得自己是出于希望而想象出来的——然后就会有新的 sietch。