They can make two dimensional forms as sheets, or three dimensional crystals.

它们能形成片状结构，或三晶体。

They " QR" concerned about the proliferation of promotion.

批评者们担心码推广活动激增。

Scientists have created metamaterials to guide rays of light around tiny, two-dimensional objects.

科学家已经制造出超材料能引导光线绕过微小物体。

When it comes to his reporting, he's only two-dimensional.

说到他报道，他只是。

Simultaneously with going from 2D to 3D, we will go 3D with our model maker.

在将制成三同时，我们会请建模师制实体模型。

This makes them look lifelike and solid, not two-dimensional and flat.

这使得它们看起来栩栩如生，而且是立体，不是平面。

Some may have seen that and thought " QR" not getting me to click.

有些人看到以后可能认为我不会点击这样码。

So, the next part of the process is the QR code.

接下来是码扫描。

Until now, these gestures have been defined by a singular plane in two-dimensional space.

直到今天，这些手势仍然属于单一平面上操。

You have a 2D piece of paper that means it's flat.

你有一张纸，这意味着它是平。

Or scanning one to follow your local bakery on Twitter.

或者扫描面包袋上码成为面包店Twitter粉丝。

It includes a color-based QR Code that relates to the health situation they described.

短信中包括与他们所描述健康情况有关彩色码。

A world inhabited only by flat two-dimensional characters.

一个只有平面人物居住世界。

Well, actually, I'm currently a two-dimensional representation of my 3D self.

实际上，我现在是三自我表现。

Instead there are stickers with qr codes for downloading the menu onto my phone.

取而代之是带有码贴纸，用于将菜单下载到我手机上。

It's not just a 2-D bone. It's got projections about the middle and its sides.

它不只是一个骨头。它中间和两边都有凸起。

Scanning a QR code on the letter activates a virtual tour of the university.

扫描信件上码即可激活大学虚拟之旅。

And then it goes to like a more, I guess, like Western 2D animation.

然后它转向了一种更像是西方风格动画。

The telescope simply took photographs, a map of the sky, but in two dimensions only.

望远镜仅仅只是拍摄照片，一张星空图，但仅仅是。

The expiry date of a PCR code is marked on the page.

聚合酶链反应码到期日期标记在页面上。