Cloaking uses materials, known as metamaterials, to deflect radar, light or other waves around an object, like water flowing around a smooth rock in a stream.

• 覆盖物使用一种称为原物质的物质就像是水流中流动在光滑石头的周围的水一样，可以弯曲雷达，光或者物体周围的其他波。