典型的解决方法是建造更大直径的排水管和巨大的地下水箱来容纳过量的来水，直至下水管网能够自行处理水流。
The typical solution is for a city to build larger pipes and a giant underground tank to hold the excess water until sewers can handle the flow.
当副下水管道储存有废水时，自吸泵可将废水经抽水管抽至储水箱内。
When the auxiliary sewer line stores the waste water, the waste water can be pumped into the water storage tank through the water suction pipe by the self-sucking pump.
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