管理一个大城市，保护人民不受不法活动的侵害是艰巨的的翻译：Management of a large city, protect people from illegal activities is difficult 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Management of a big city, to protect people from illegal activities against the formidable

Management of a large city, protect people from illegal activities is difficult

Manages a big city, protects the people the violation which moves illegally is not arduous

Management one of the major cities to protect the people from illegal activities against the formidable

Management of a large city, protect people from illegal activities is difficult