求翻译：江苏南通市公安局7月18日对外发布，在多地警方的协助下，该局辗转20余省份，破获一起由全国“扫黄打非”办公室、公安部联合督办的特大网络传播淫秽物品案件，抓获31名主要犯罪嫌疑人。是什么意思？

Nantong City, Jiangsu Province Public Security Bureau, July 18 release in more than the assistance of the police, the council removed more than 20 provinces, cracked with the Ministry of Public Security jointly supervised by the Office of the National "pornography" cases of the large network dissemi

Jiangsu Nantong City Public Security Bureau (PSB) on 18 July, and published in many places, with the assistance of police, the circuitous route through more than 20 provinces, and cracked a " by the national anti-vice, non-office, the Ministry of Supervision the Internet to disseminate pornography K

The Jiangsu Nantong municipal public security bureau on July 18 foreign issued that, in under many police's assistance, this bureau goes through many places 20 provinces, uncovers together the especially big network dissemination obscene goods case which by the nation “the eliminating pornography an

Nantong municipality of Jiangsu Province Public Security Bureau on July 18 release, assisted by the police as much, the way over more than 20 provinces, uncovered by the national "anti-pornography" Office, the Ministry of public security of the joint supervision of mega-cases of network disseminatio

正在翻译，请等待...