As she took down the daguerreotype, she caught a glimpse of Charles' face.

她取下平时偶一眼查斯面容。

Weinberg says daguerreotypes have that kind of quality.

温伯格说达盖银版法具有那种品质。

He also says that daguerreotypes are " almost three-dimensional."

他还说银版“几乎是三维” 。

This is what you call the daguerreotype, daguerreotype.

这片拍摄手法被称之为银板法。

That's Daniel Weinberg. He works at the Abraham Lincoln Book Shop in Chicago. He has studied many daguerreotypes.

那是丹尼·温伯格。 他在芝加哥亚伯拉罕林肯书店工作。 他研究过许多银版术。

Researchers said the X-ray imaging process takes about eight hours on each daguerreotype plate.

研究人员表示，每个银版版 X 射线成像过程大约需要八个小时。

He also says daguerreotypes were one of a kind, not meant to be reproduced like current photographs.

他还说，银版片是独一无二， 并不意味着像现在片那样被复制。

Ed Vicenzi is going to talk about the daguerreotypes and the technology used in producing daguerreotypes.

Ed Vicenzi 将谈论银版术和用于生产银版术技术。

They are using the laboratory's Advanced Photon Source to learn more about the daguerreotype.

他们正在使用实验室高级光子源来解有关银版更多信息。

Well, daguerreotypes are made up of a bunch of " nanoparticles."

好吧，银版片是由一堆“纳米粒子” 组成。

America's Smithsonian Institution is now working with the Argonne National Laboratory near Chicago to study daguerreotypes.

美国史密森尼学会目前正与芝加哥附近阿贡国家实验室合作研究银版法。

The other thing that Weinberg says about these daguerreotypes is that " you almost want to step into one."

温伯格对这些银版术说另一件事是“你几乎想要踏入其中” 。

Today the topic is preserving and protecting what are called " daguerreotypes" – old photographs.

今天主题是保存和保护所谓“daguerreotypes”——老片。

The oldest kinds of photographs we have are called " daguerreotypes."

我们拥有最古老片类型被称为“daguerreotypes” 。

He talks about daguerreotype " plates" (plates).

他谈到银版术“板材”（plates）。

These daguerreotype plates are beginning, basically, to fall apart.

这些银版版基本上开始分崩离析。

He says that the nanoparticles – these very small pieces of matter – are on the surface of the daguerreotype.

他说纳米粒子——这些非常小物质——在银版法表面。

With daguerreotypes, people could sit for just a few minutes while their image was captured in what is now known as a photograph.

人们只需坐几分钟， 他们形象就会被捕捉到现在所谓片中。

Many of the most important daguerreotypes are now stored at the Smithsonian and in the collections of the United States Library of Congress.

许多最重要银版片现在都存放在史密森尼博物馆和美国国会图书馆馆藏中。

She looked about the pale walls of her sitting-room, seeking counsel of ancestral daguerreotypes and didactic samplers; but they seemed to make utterance more difficult.

她环顾起居室苍白墙壁，从祖传银版法和教学法中寻求建议；但它们似乎使说话变得更加困难。