They are in a separate room where the temperature is controlled, to preserve the old paper in them.

它们在一个温度受到控制的单独房间里，以保存其中的旧纸。

youdao

Any old paper will do.

随便一张纸就行。

《柯林斯英汉双解大词典》

Do you have years worth of old paper files in your office?

你办公室是否有几年的旧文档？

youdao

Shafir is a young psychologist at Princeton who teamed up with the old psychologist Tversky and wrote this paper.

年轻的心理学家沙菲尔任职于普林斯顿大学,他与年迈的心理学家特维斯基共同完成了论文

耶鲁公开课 - 金融市场课程节选

I like books. I'm old-fashioned. I like the paper copy, you know.

我喜欢书籍。我是个守旧的人。我喜欢纸质的书。

美国的出版市场 - SpeakingMax英语口语达人

The reason they call them coupons is that, in the old days, you used to actually--when you bought a bond, there would be a piece of paper and the piece of paper would have attached to it a lot of little coupons that you would clip.

这里被称作"票息"的原因是,在过去,当你买了债券的时候,会有一张纸,那张纸上附带了许多,你能剪下来的小纸票

耶鲁公开课 - 金融市场课程节选

In 2002 euro notes and coins came in and the old paper currencies were phased out.

ECONOMIST: Holding together

Putting it together involved hunting down old paper documents detailing monthly water tests.

BBC: Thames archive reveals long nitrate rise

But for marketers in charge of reaching voters for this Sunday's Oscars, there's no substitute for good old paper.

FORBES: Oscar's Old-World Marketing