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Out of foam core , using a laser cutter .

这几个字用激光切割器刻在泡沫上面。

The balloon was covered by pieces of foam plastic with two holes for lenses of two cameras .

用很多片状泡沫塑料盖住气球，留出两个洞用来放相机的镜头。

But meyers discovered that the foam is actually a complicated network of tiny scaffolds and thin membranes .

但梅尔发现这泡棉是由细小的支架和薄膜构成。

White foam from the water sprayed the road .

水中的白色泡沫喷到了路面上。

When the liquids have almost evaporated , you can see the foam subsiding .

等液体几乎全部蒸发完时，你会看到泡沫渐渐消退。