They have what we call angel slippers, which is just a soft coating that goes over their hooves.

它们有我们所说的天使拖鞋，这是一层覆盖在蹄子上的软毛。

Its " down" is a soft coating of hairs that acts like a fur coat in the punishing cold.

它的 “羽绒” 是一层柔软的毛，在严寒中就像一件毛皮大衣。

So we'd need soft coating materials robust enough to withstand daily wear before the splash is relegated to history's trash bin...or toilet.

在液体沦为历史的垃圾箱或厕所之前，我们需要可以经受住日常磨损、柔软耐用的镀膜材料。