除了百科全书、搜索引擎、公关，许多其他产业也会逐渐感到来自维基媒体诸项目组成的自由内容兵团的压力。
In addition to encyclopedias, search, and pr, a number of other industries are going to feel pressure from the free content behemoth of Wikimedia projects.
Wikipedia是一种任何人都能编辑的自由百科全书，也是最有名的Wiki。
Wikipedia, the free encyclopedia that anyone can edit, is the best known wiki.
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