Please tick the box over the antorbital fenestra.

请勾选眶前孔方的方框。

Synapsids had one pair of openings in the skull, called a temporal fenestra, while the Sauropsids had two pairs.

合弓类动物的头有对开口，称为颞孔， 而蜥脚类动物有两对。

You, for example, have one pair of temporal fenestra in your skull, because you, my friend, are a synapsid.

你比如说， 你的头有对颞颥孔，因为你是合弓纲的员。

Looking at this lower jaw of a Tyrannosaurus you can see a large opening called the mandibular fenestra.

观察霸王龙的，可以看到个大开口，称为孔。

Is it because they have a single fenestra behind the eye?

是因为它们的眼睛后面只有个窗孔吗？

Amniotes with one temporal fenestrae are called synapsids.

具有个颞孔的羊膜动物称为突触。

Amniotes can be subdivided into several groups based on the number of holes or fenestra in the skull.

羊膜动物可以根据头的孔或孔的数量细分为几个组。

And amniotes with two temporal fenestrae are called diapsids.

具有两个颞孔的羊膜动物被称为双孔动物。

Like Liaoceratops, it doesn't have horns, but you can see how the frill is larger with a pair of openings called fenestrae.

像辽角龙样，它没有角，但可以看到褶边更大，有对称为窗孔的开口。

And the other one, the laterotemporal fenestra.

另个是后颞孔。

Not seen in this image, is the super temporal fenestra, which is located on the top of the skull here.

在这张图片中看不到的是位于颅顶部的超颞孔。

Now, look at the jar of the Pterosaur Anhanguera, and you can see that as in all Pterosaurs the mandibular fenestra has been lost.

现在，看看 Pterosaur Anhanguera 的罐子，你可以看到，在所有翼龙中，孔已经丢失。

If you remember from some of the previous lessons, we talked about how mammals have only a single hole or fenestra in the skull behind their eye.

如果还记得之前的些课程，我们谈到了哺乳动物如何在眼睛后面的头只有个孔或窗孔。

And they also have one in front of the orbit, with the orbit being here, and this one is called the antorbital fenestra.

他们在眼眶前面也有个，眼眶就在这里，这个叫做眶前窗。

Behind the orbit is the lateral temporal fenestra.

眼眶后面是外侧颞窗。