Some whales build up waxes, along with lipids and keratin protein into what's called earplugs.

有的鲸会产生鲸蜡、油脂和白，组成被称为“耳塞”的东西。

When these cells move upwards, they're filled with a hardened protein called keratin.

细胞在向上移过程中，会被填充一种硬化的白质，叫白。

The scales are made of keratin, the same stuff as human hair and fingernails.

鳞片由白组成的，和人类的头发和指一样的东西。

But Bajadasaurus spine's made of the same keratin material as our horned animals of today.

但巴雅达龙的脊椎和我们今天的化物由同样的白材料制成的。

All hair is made of the protein keratin.

所有毛发都由白构成。

The scales are made of keratin, which is the same ingredient that's in our nails.

这种鳞片由白组成, 和我们的指同的成分。

The cutting edge is sheathed in keratin, the same substance that forms a cat's claw.

锋利端表面覆盖质层，猫科物的爪子也由同种物质构成。

Many beauty products include honey, beeswax and keratin which is the protein found in animal cells.

许多美容产品包括蜂蜜，蜂蜡和白都如此，白在物细胞中发现的白质。

Increased keratin production is another one.

另一个白增多。

It can also break down skin cells and keratin to help unclog the pores.

它还可以分解皮肤细胞和白以保证毛孔畅通。

Poor sleep can lower your body's ability to produce keratin, which is essential for healthy hair.

睡眠不足会降低你的身体产生白的能力，而白对头发健康至关重要。

But us humans only have a very thin layer of keratin on our fingers and toes.

但我们人类的手指和脚趾上只有很薄的一层白。

And to make matters worse, that body amour was covered in a protective sheath of keratin.

雪上加霜的，那个体上覆盖着保护性的质鞘。

Hair is made of keratin, the same protein that forms your fingernails… with a few extra ingredients.

头发由白构成的，白也构成指的白质… 再含有一些额外的成分。

These large protective scales are made of keratin, the same thing human nails and hair are made from.

这些巨大的保护鳞由白制成的，成分就像人类的指和头发。

The heat weakens or breaks a protein called keratin, responsible for the hair's shape, and temporarily changes it.

而这种设备产生的热量会削弱或者破坏一种负责头发形状名为朊的白质，而且短期内对它进行改变。

They're made of a material called keratin, the same stuff that your hair and nails are made of.

它们由一种叫白的材料组成的，与你的头发和指组成成分同。

The rattle consists of hollow, interlocked segments made of keratin, the same substance that makes our nails and hair.

响环由白制成的中空部分交错组成，与我们的指和头发一样的物质。

As they're pushed, the skin cells change into a protein called keratin that flattens and hardens into a nail.

当它们被推出去时，皮肤细胞会变成一种叫白的白质，这种白质会变平变硬成为指。

Horse hooves are made of lots of thick layers of keratin put together that make them strong.

马蹄由很多厚厚的白层拼接而成的，这使得它们非常坚固。