Her green color is caused by a chemical reaction called patination.

女神像身上的绿色是一种被称作铜绿锈的化学反应造成的。

The best degree programs offer courses in metal forming, stone setting, etching, forging, patination, plating, lathe work, and die casting.

最好的学位项目设有金属成型、石头镶嵌、烛刻术、锻造术、生锈、电镀、车削加工和压模铸件课程。

Developing concepts on composition, he creates pieces with larger areas of plain sheet metal and patination in blocks so the viewer can respond emotionally to the base metal.

在构图的概念方面，他运用了大面积的金属片和层叠的薄片，务求令观赏者能够对最底层的金属做出感性的反应。