Which two layers make up the dermis?

哪构成皮？

With this test, tuberculin is injected between layers of the dermis.

在这个试验中，结核菌素注射于皮之间。

You can expect even more damage to the lower layer of your skin, AKA the dermis.

你皮肤下，也就是皮，可能会受到更多损伤。

With less structural support from the dermis, your skin starts to look thinner and build up wrinkles.

你皮肤也因皮功能衰退显得更薄，并且产生皱纹。

And that includes molecules in the dermis like elastin and collagen, creating tangled clumps or breaking them down.

而这些分子又包括像皮中弹性蛋白和胶原一类物质，造成结或分解。

At any given time, up to 25% of the body's blood is circulating through the dermis, making this process extremely efficient.

在任何时间，超过25%身体血液通过皮循环。这使得调节体温这个过程非常有效。

The epidermis is supported by the dermis, which is where you'll find nerve endings, sweat glands, hair follicles, and connective tissue.

表皮由皮支撑，在皮中有神经末梢、汗腺、毛囊和结缔组织。

The dermis, our skin's tough second layer, isn't as well known.

皮，我们皮肤坚二，却不太为人所知。

The next layer underneath the epidermis is the dermis.

表皮下方下一次是皮。

The dermis is where you'll find hair follicles, oil glands, and sweat glands.

皮中分布着毛囊、油腺和汗腺。

When the Fleshy World Explodes Below the conveyor belt of death lies the  dermis.

当肉身世界爆炸时，在死亡传送带之下就是皮。

Generally taken from the dermis of the skin.

一般取自皮肤皮。

That's also going to be absorbed in the dermis, not just topically.

这也会被皮吸收，而不仅仅是表面作用。

It is gradually absorbed and replaced by the new dermis.

它逐渐被吸收并被新皮所取代。

The dermis also helps regulate temperature.

皮也有助于调节体温。

UVA rays penetrate the dermis, damaging the collagen scaffold and accelerating aging.

UVA射线穿透皮，破坏胶原蛋白支架，加速衰老。

Even worse, that fire causes damage to the dermis, the tissue below the skin.

更糟糕是， 火灾会损坏皮， 皮肤下组织。

That's because these are bones that are formed completely within the dermis, which is the lower layer of the skin.

那是因为这些是完全在皮内形成骨骼，皮是皮肤下。

Some of the ink particles are also suspended in the gel-like matrix of the dermis, while others are engulfed by dermal cells called fibroblasts.

有些颜料颗粒悬浮在胶质皮结构中，而其它颜料颗粒被叫做成纤维细胞皮细胞吞噬。

So retinoids can help maintain the structure of your dermis and fight off wrinkles by making your body produce more collagen, elastin, and GAGs.

类维生素 A 能促使身体产生更多胶原、弹性蛋白和糖胺聚糖，从而有助于保护皮结构，抵抗皱纹。