求翻译：城乡居民大病保险，是在基本医疗保障的基础上，对大病患者发生的高额医疗费用给予进一步保障的一项制度性安排，是基本医疗保险制度的拓展和延伸，是对基本医疗保障的有益补充。结合我市实际，阐述大病保险开展情况、存在问题及建议。是什么意思？

null

Large urban and rural residents in the insurance aids basic medical services on the basis of maximum patients occurred in the high medical expenses for further protection of a system of arrangements, is the basic medical insurance system and the extension of basic medical insurance. Combine my city,

The city and countryside inhabitant big sickness insurance, is in the basic medical safeguard foundation, has the high quota medical expense to the big sickness patient to give the further safeguard an institutional arrangement, is the basic medical insurance system development and extends, is to th

Serious illness insurance for urban and rural residents, is based on the basic medical insurance, seriously ill patients with higher medical expenses to provide further guarantees of a system-wide arrangements is the expansion and extension of the basic medical insurance system, is a useful compleme

正在翻译，请等待...