Project Gutenberg - Project Gutenberg is one of the oldest and largest sources of free ebooks.

古登堡计划—古登堡计划是一个古老而大型的免费电子书资源。

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All the tests are initialized with the Project Gutenberg EBook of a Christmas Carol (182,029 bytes) and apply a successive series of mutations to it.

全部测试都用Project Gutenberg版本的电子书圣诞欢歌初始化(182,029个字节)，并对其连续应用一系列变换。

youdao

This extension makes it easy to read ebooks right in your Firefox browser, helping you to take advantage of free online materials from Google and sites like Project Gutenberg.

方便你在火狐中以电子书形式进行阅读，帮助你充分利用来自Google的免费材料和其他诸如Project Gutenberg的网站。

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During the lifetime of Project Gutenberg alone, the average time a book stayed in copyright in America rose from 30 to almost 100 years.

ECONOMIST: Michael Hart

Project Gutenberg and Archive.org are the two main online repositories of downloadable texts.

BBC: Free e-books provide unlimited holiday reading