He tried using it as a varnish and a water-proofing material.

用它做清漆和防水材料。

So we can't quite make objects invisible, but what about super waterproof, or superhydrophobic, materials?

我们还不能完全让物体隐形，超级防水材料，或者是超疏水材料听上去如何？

The jacket is made of waterproof material to keep you dry in the rain.

这件夹克由防水材料制, 可让您在雨中保持干燥。

You can coat a jacket with water repellent, you can coat a paper to keep oil from passing through it, say in a pizza box.

你可以在一件夹克上涂一层防水材料，你可以在一张纸上涂一层防水材料，比如在披萨盒里。

One company, Biome Bioplastics, has come up with a fully compostable, recyclable cup that uses natural materials, such as potato starch, as waterproofing.

一家名为 Biome Bioplastics 推出了一种完全可堆肥、可回收杯子， 它使用马铃薯淀粉等天然材料作为防水材料。

Fred had told him he was dressed in his National Guard gear that morning, which included a pair of jump boots made with a waterproof material called Corfam.

弗雷德告诉，那天早上穿国民警卫队装备，其中包括一双用名为 Corfam 防水材料制跳靴。