如果CiteSpace给出下面提示,在今后的版本中更新之前,可按如下步骤解决。 WARNING: The following files are required for the Stanford NLP Group Part-of-Speech tagger: resources/wsj3t0-18-left3words/train-wsj-0-18.holder resources/wsj3t0-18-left3words/train-wsj-0-18.holder.acls resources/wsj3t0-18-left3words/train-wsj-0-18.holder.dict resources/wsj3t0-18-left3words/train-wsj-0-18 ... ...