最全的IKAnalyz 的英文停止词集，使用时需要简单配置IKAnalyzer.cfg.xml，
<!--用户可以在这里配置自己的扩展停止词字典-->
<entry key="ext_stopwords">stopword.dic;english_stopword.dic;</entry>(The most complete IKAnalyz English stop word set, the use of simple configuration IKAnalyzer.cfg.xml,
<! -- users can configure their own extensions here stop word dictionary -- >
<entry key= "ext_stopwords" >stopword.dic; english_stopword.dic; </entry>)