复数： encyclopaedias

That is where the encyclopaedia comes in .

这就是百科全书引起争议的地方。

After 244 years , the encyclopaedia britannica is going out of print .

244年后的今天，大英百科全书将停止印刷。

Wikipedia , the online encyclopaedia , will go down as an internet pioneer .

在线百科全书维基百科（wikipedia）将跌下互联网先驱的宝座。

But now print encyclopedias account for less than 1 percent of encyclopaedia britannica 's revenues .

现在纸质百科全书的收入不到公司收入的1%。

Wikipedia , the online encyclopaedia that can be edited by anybody , has launched a campaign to be listed as a world heritage site as part of its 10th birthday celebrations .

维基百科，作为一个可由任何人编辑的在线百科全书在其成立十周年之际发起了一项进入世界遗产保护名录的活动。