求翻译：●河流生态保护不力：流经市区的弥河、丹河、桂河、张僧河等河流生态破坏严重，河道内杂草丛生，垃圾成堆，水体受到污染，蚊蝇成群。是什么意思？

● inadequate protection of river ecosystem: the Mi River, Dan River, River Kwai, Monk River and other rivers flowing through urban areas serious ecological damage, instream weeds and piles of refuse, water contaminated flocks of mosquitoes.

• Lack of efforts to protect river ecosystems in the urban areas, the river flowing through, Dan River, river Kwai River, monks, ecological destruction, and river in river weeds, junk piles, and waters are polluted, and mosquitoes in groups.

* Rivers ecology protection not strength: Flows after urban district Pi River, Dah River, Gui He, rivers ecology destructions and so on Zhang Senghe is serious, in river course overgrown with weeds, trash piles to in heaps, the water body is polluted, the mosquito musca in groups.

River ecological weak protection: flowing through the city along the River, danhe, River Kwai, Zhang Senghe rivers ecological damage severe, rivers overgrown with weeds, rubbish piles, contaminated water, mosquitoes and flies flock.

正在翻译，请等待...