求翻译：然而卫生填埋方式也有非常不利的因素：占地巨大，随着我国城市化进程，越来越多的城市面临垃圾无地可埋的局面；二次污染严重，臭气飘散影响周边居民的现象仍然不能根除，大量高浓度渗滤液处理难度大，填埋气外溢导致的爆炸危险始终存在。是什么意思？

Sanitary landfill, however, and there are also a very negative factor: an area of ​​huge, as China's urbanization process, the city is facing more and more garbage to be buried without the situation; secondary pollution, odors released into the atmosphere affect the surrounding residents of the phen

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However the health fills in buries the way also to have the extremely disadvantageous factor: The occupying a land area of is huge, along with our country urbanization advancement, more and more many cities does not have the aspect faced with trash which may bury; Two pollution is serious, the ozone

Sanitary landfill, however also has a very negative factor: covering an enormous, as China's urbanization process, more and more cities refuse landless buried; secondary pollution, odors surrounding residents had one still cannot be eradicated, leachate treatment of high concentration difficult, the

Sanitary landfill, however also has a very negative factor: covering an enormous, as China's urbanization process, more and more cities refuse landless buried; secondary pollution, odors surrounding residents had one still cannot be eradicated, leachate treatment of high concentration difficult, the