Furthermore, the designs were covered with "desert varnish", a glaze that develops on rock surfaces over thousands of years of exposure to the elements.
此外，这些设计还覆盖有“沙漠清漆”，一种在岩石表面经过数千年在这些元素暴露下而形成的釉料。
2
Brush on beaten egg glaze.
刷上打散的鸡蛋上光。
3
They then pour on the liquid glaze and let it run over the clay surface, making any kind of decorative pattern that they want.