Think of it like a digital carbon copy.

你可以把它想象成一个电子副本。

PDF's and other digital copies of textbooks, if available, can be cheaper and more accessible alternatives.

如果有PDF或其他电子版本的教科书，或许是更为便宜和方便的选择。

You get a free copy of our book, digital copy of the book.

您可以获得我们的书的免费副本，即该书的数字副本。

The deal included the sharing of digital copies of over 4,000 songs and other recordings kept at the Royal Museum for Central Africa outside Brussels.

该协议包括共享保存在布鲁塞尔郊外的中非皇家博物馆的4000多首歌曲等录音的数字副本。

I have a digital copy of my wedding picture as a screensaver at work but I much prefer my hard copy in a frame. It's much nicer.

我用结婚照的电子版照片当电脑屏保，不过我更喜欢放在相框里的打印版。打印出来的照片看上去要好的多。

Or perhaps he does have a digital copy on a government database but it is erased, altered or even destroyed in a political coup.

或者，也许他在政府数据库中确实有一份数字副本，但在一次政治政变中被删除、更改甚至销毁。

We create a digital copy of every robot produced inside a simulation in a computer, and we allow this virtual population of robots to evolve.

我们为在计算机模拟中产生的每个机器人创建了一个数字副本，我们允许这个虚拟的机器人群体进化。

On July 15, at a certain platform, a digital copy of an artwork (in a limited edition of 500 copies), purchased for 299 yuan (US$45), was resold for 15,500 yuan 40 minutes later, and then for 16,666 yuan.

7 月 15 日，在某平台，以 299 元（45 美元）购买的一件艺术品的数字版（限量版 500 份），40 分钟后以 15500 元的价格转售，随后以 16666 元的价格转售。