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

相当于一根头发的那么大。

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

如啤酒桶大小的它呈椭圆形。

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。

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图。

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米的第一部分工程。

The cross-sectional area of all humans, of 8 billion humans, is small.

所有人类（共 80 亿人）的积都很小。

So I think it's a pretty good cross section.

所以我认为这是一个非常好的。

This is a cross section of a neuron.

这是一张神经元的图。

Another possibility hints at ordinary collisions between isolated objects, like  red giants having large cross-sections.

另一种可能性暗示了孤立天体间的普通碰撞，例如红巨星因其较大的而发生的碰撞。

In a cross-section of the population, consumption did not rise much with income.

在人口的分析中，消费随收入增的程度并不显著。

The cross section of a solenoid looks like this.

螺线管的看起来是这样的。

It was just a cross-section of people.

这只是一个人群的。

It's like a cross-section of a freight train and a kid is studying.

这就像一列货运火车的，而一个孩子正在学习。

What a cross section we have here.

我们这里有一个什么样的。

This is a cross-section of the Chen-Lupino boy's myocardium.

这是Chen-Lupino心肌的。

First, let's have a look at a cross section of that point of the pipe.

首先，让我们看一下 到管子的那个点。

Over two months, cross-sectional images were taken of Tut, from head to toe.

在两个多月的时间里， 我们拍摄了图坦卡蒙从头到脚的照片。

This is a cross section of a hadrosaur jaw.

这是鸭嘴龙下颚的。

I insisted on seeing a representative cross section.

我坚持要看到一个有代表性的。

The crosssectional diagram of the tunnel and soil is shown in Figure 7.

隧道和土壤的图如图 7 所示。