public List <(string word, string tag)> Tag(string sentence) { var tags = new JiebaImports.JiebaTags(); JiebaImports.jieba_cut_with_tag(JiebaContext, sentence, ref tags); var ret = JiebaImports.JiebaTags2StringList(ref tags); JiebaImports.jieba_tags_free(ref tags); return(ret); }