" But what about the SECOND layer? "

“但是第二层呢？”

The second layer would be Active Noise-Reduction.

第二层是主动降噪。

Why do we need this extra second layer of communication?

为什么我们需要这种额外的第二层沟通？

The second layer is changing your process. What you do.

第二层是改变过程。你做什么。

It makes a guest appearance on the recording's second layer of ambient noise.

在录音的第二层背景噪音里客串了一把。

These affect both the top and the second layer of the skin.

既损伤了皮肤的最上层，又损伤了皮质的第二层。

At about 3,000 kilometers above the surface, we reach the chromosphere, the second layer of the sun.

在距离表面约 3000 公里的地方，我们会到达色球，也就是第二层的太阳。

Artisans would then carve out the details of the warrior's armor and clothing from this second layer.

然后工匠会从第二层雕刻出兵俑盔甲和衣服的细节。

Once you're happy with how your freckles look we can go ahead and set that second layer down.

一旦“雀斑”画好了，就可以继续化第二层妆了。

That lighter eyeshadow has really settled into my skin, so putting a second layer is gonna make it really really intense.

那一层较薄的眼影已经服帖到我的肌肤上了，现在涂上第二层以加强对比。

The tundra consists of two layers: the top layer called the active layer and the second layer referred to as permafrost.

苔原由两层构成，顶层称为活动层，第二层称为冻土层。

Let's move on to the second layer.

- 让我们继续第二层。

The second layer is the prominence, which is flexible.

第二层是突起，它是灵活的。

Maybe show how you then do the second layer.

也许展示你如何做第二层。

She would smear green concealer to cover the bruise, and then she would apply a second layer of concealer that matched her skin tone.

她会先抹绿色的遮瑕膏来遮住淤青，然后再涂一层遮瑕用以匹配她的肤色。

Zetta constructed a second layer of cobblestone, just to be safe.

为了安全起见， Zetta 建造了第二层鹅卵石。

And the second layer of shock absorption will be from your car.

第二层减震将来自您的汽车。

At the same time, a second skin layer called the pupal cuticle forms underneath the first.

同时，在第一层皮肤下面形成称为蛹角质层的第二层皮肤。

Archaeologists further noted that a second layer of extremely exquisite fine mud would then be applied after the main body of the statue had air-dried.

考古学家进一步指出，在塑像的主体风干后，会涂上第二层极其精致的细泥。

Now that the crumb layer is set, we're going to go ahead and do our second layer of frosting.

现在面包屑层已经设置好，我们将继续进行第二层糖霜。