overlay

覆盖图；覆盖物英释中释nsomething which covers something else

在表面上铺一薄层，镀中释v

1 overlay welding,堆焊

2 gradient overlay,渐变叠加

3 map overlay,分色透眉；地图着色

1 the brass fire surround with its decorative overlay.带有装饰覆盖物的铜质壁炉围饰