小学信息与技术电子工业版（安徽）六年级下册_第2课信息技术伴成长-天天资源网

string(604) "{"query":{"bool":{"must":[{"term":{"category.code_stage":"2"}},{"term":{"category.code_subject":"39"}},{"match":{"relation.class":"22098"}},{"term":{"time.delete_at":"1970-01-01 08:00:00"}},{"term":{"status.check":99}}],"adjust_pure_negative":true,"boost":1}},"highlight":{"pre_tags":"","post_tags":"<\/tag>","fields":[{"doc.title":{"type":"plain"}},{"content":{"type":"plain"}}]},"sort":[{"_score":{"order":"desc"}},{"time.update_at":{"order":"desc","missing":"_first","unmapped_type":"date"}},{"status.list_order":{"order":"desc","missing":"_first","unmapped_type":"integer"}}],"from":0,"size":20}" string(108) "Client error: `POST http://110.40.59.72:9200/ttzyw_content/_search` resulted in a `400 Bad Request` response" 小学信息与技术电子工业版（安徽）六年级下册_第2课信息技术伴成长-天天资源网