Now, if we look at a cross section of the lower leg, we can see that the fascia sends intermuscular septa that together with the interosseous membrane between the tibia and fibula divide the lower leg into four compartments

这是小腿的截，可以看到肌间膜和胫腓骨之间的骨间膜将小腿分为四个腔隙。

It's about the size of a beer barrel, but is not circular, but elliptical.

如啤酒桶大小的它截呈椭圆形。

Utilizing state-of-the-art, extreme ultraviolet lithography, 3 nanometer technology creates transistors that are so small, you could fit 2 million of them in the cross section of a human hair.

先进的极紫外光刻，3 纳米工艺可制造极小的晶体管，一根头发的横截可容纳两百万个。

Now if we zoom into a cross-section of the rest of the gastrointestinal tract, anywhere from the esophagus till the anus, the walls are typically lined by the same four layers of tissue.

现在，我们把其余消化道的横截放大来看，即从食管到肛管的部分，其管壁通常都由相同的四层组织构成。

Right. Okay. Aww! - Wow. - We need the cross section.

对。好的。啊。- 哇。- 我们需要看一下横截。

Let's check out a Fitness Tracker Cross-sectional Diagram.

我们来看看健身追踪器横截图。

So it's about the cross section of your hair.

相当于一根头发的横截那么大。

It's T-shaped in cross-section and we only see T-shaped ribs in stegosaurs and in ankylosaurs.

背肋骨横截呈 T 形，只出现在剑龙类和甲龙类身上。

Last but not least, let's check out a root cross-section.

最后，但最重要的是，让我们看看根的横截。

And just like doubling the height of a cube causes its cross-sectional area to get four times larger but its volume to get eight times larger, when an animal gets bigger, it does get stronger but it gets waaaay heavier.

像一个立方体的高度增加一倍导致它的横截积增加四倍，但体积却增加八倍，当一个动物变大时，它确实变得更强壮，但也变得更重。

In parallel, the lab takes a small cross section of the sample, freezes it, and thinly slices it with a scalpel -- effectively taking a " frozen snapshot, " says Hoving -- and then reviews it under a microscope in a process called a quick section.

同时，实验室采集样本的一小部分横截，将其冷冻，然后手术刀将其切成薄片，霍文说，这实际上是拍摄“冷冻快照”，然后在显微镜下对其进行检查，这个过程称为快速切片。

If you could unspool this little snail shell, and cut it in a cross-section, you'd see that the cochlea consists of three main chambers that run all the way through it, separated by sensitive membranes.

如果你能打开这个小蜗牛壳，并把它切成一个横截，你看到耳蜗由三个贯穿耳蜗的主要腔室组成，它们被敏感的膜隔开。

Now, if you look at the cross-section of the spinal cord, the white matter is on the outside and the gray matter is on the inside, and overall it looks like a butterfly.

现在来看看脊髓的横截，白质在外，灰质在里，总体看上去像一只蝴蝶。

In the end, both groups had significant yet similar increases in leg lean mass, quad muscle fiber cross sectional area, and their leg-press 1 rep maxes.

最后，两组在腿部肌肉质量、四肌纤维横截积和腿部最大压力按压次数方都有显著但相似的增加。

So by cutting a cross section through this data, like we see here, we see a view that no one has seen in over 100 years.

而现在，通过数据横截切割技术，可以获得这样的画，尘封百余年的历史真容得以重现。

But here, a beam means a long, strong, squared-off piece of wood or metal that supports the roof or the floor of a building.

但在这里， “beam”指的是一根长而坚固、截呈方形的木材或金属， 于支撑建筑物的屋顶或地板。

Even so, the finding fits with intuition. When you buy the equity market, you buy a cross-section of a country's real assets.

即便如此这一发现符合直觉。当你购买股票市场时，你购买的是一个国家实际资产的一个截。

The group is now pressing ahead with the first of the ten-metre sections needed to construct the bridges themselves.

该团队现在正在抓紧建造桥梁所需的10米长截的第一部分工程。

As it oscillates through the water, the glider also creates a two-dimensional cross-section map of the sea.

当滑翔机在水中不断摆动时，它能够制造水下的二维截图。

Yeah, there's nothing surprising about the cross section.

是的，看到横截没什么好惊讶的。