All of that for just one layer?

所有这些就只有一层？

A simple epithelium has only one layer of cells.

一个简单的上皮只有一层细胞。

He wrapped one layer of the plastic around the card and tried again. Success.

他把卡用一层塑料包起来然后有刷了一次，这次成功了。

One layer for the top letting it dry and then one for the outside.

一层在上面，让它干然后旁边一层。

One layer down, Mars' mantle is also thinner than expected, lacking an insulating lower half.

再往下一层，火星的地幔也比预期的要薄，缺少了绝缘层的下半部分。

In the model, dragonflies do coordinate transformations in only one computational step, one layer of neurons.

在该模型中，蜻蜓只用一个计算步骤，即一个神经元层来做坐标转换。

I have, like, one layer of skin left, but that should be okay for our wedding.

大概还有一层残留，但是举行婚礼应该可以了。

After this, the printer lays down cells one layer at a time, until the area is covered.

在此之后，打印机每次会打印下一层细胞，直到整个受伤区域被完整覆盖。

He wrapped one layer of the plastic around the card and tried again. Success. The sale was completed.

他把卡用一层塑料包起来然后又刷了一次，这次成功了。交易完成了。

It just hit me like, butterflies are like onions, they just keep layers inside. - Yeah, one layer a time.

我突然想到，蝴蝶就像洋葱，它们只是在里面保留很多层。- 是的，一次一层。

I know, and only one layer of jam? !

我知道, 只有一层果浆?

Inch by inch, one layer at a time...

一点一点 一层一层地融化。

Atoms, energy, and molecules seep from one layer of the planet to another.

原子、能量和分子从地球的一层渗到另一层。

Take each cake and slice it through the middle to create one layer.

取出每个蛋糕，从中间切开，形成一层。

One layer of neurons will detect simple features such as patches of light or dark.

一层神经元将检测简单的特征，例如亮斑或暗斑。

Importantly, the hidden layer doesn’t have to be just one layer… it can be many layers deep.

重要的是，隐藏层不必只有一层… … 它可以有很多层。

So what we're in, this is just one layer, one annual layer. This is this year's snowfall.

所以我们所处的，这只是一层，一个年度层。这是今年的降雪。

Peel back one layer at a time and make sure to keep the remaining wrappers covered with that damp paper towel.

一次剥掉一层，并确保用湿纸巾覆盖剩余的包装纸。

And one of the great things about doing this digitally is you can quickly do your line work on one layer.

以数字方式进行此操作的好处之一是您可以在一层上快速完成线条工作。

And I will put one layer inside and another layer inside. And I cut a little joint on it, so that it gets flush.

我会把一层放在里面，再放另外一层，我在上面切割出了一个接合口，这样它们就会齐平了。