A stemmer extracts the root form of a given word.

词干分析器用于提取给定单词的根形式。

Is specified the stemmer corresponding to that language is used.

则使用与该语言对应的词干分析器。

Stemmer behavior is defined based on stemming rules of each specific language.

词干分析器的行为是根据每种具体语言的词干确定规则定义的。

The column language of the column being queried is used to refer to the desired stemmer.

使用被查询的列的列语言来引用所需的词干分析器。

Specifies that the language-dependent stemmer is to be used on the specified simple term.

指定要对指定的简单字词使用与语言相关的词干分析器。