第二、建立文本分类模型，使用大量的有害信息样本数据训练分类模型。

Secondly, Building text categorization model, and training the model by a great many harmful information samples data.

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create index命令定义文本索引属性，比如更新频率、文档格式、索引目录等等，从而建立文本索引基础设施。

The create index command establishes the text index infrastructure by defining the text index attributes, such as update frequency, a document format, an index directory, and so on.

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步骤3 .为为所有将要被索引的多行文本予建立索引。

Step 3. Build indexes for all multiline text fields that will be indexed.

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