这些防洪设施自1927年开始修建，当时洪灾造成了超过1000人丧生。
These have been built since nineteen twenty-seven, when flooding killed more than one thousand people.
但专家称，如果不是沿河修建的堤坝，溢洪道和其它防洪设施，情况会更糟糕。
But experts say the situation would have been far worse if not for the levees, spillways and other flood controls built along the river.
修路，修桥，恢复电力和其他基础设施(包括防洪设施)的开销都十分巨大，但至少它们日后会促进经济增长。
Repairing roads, Bridges, the electricity grid and other infrastructure (including flood protection) will be costly, but should at least boost the economy later.
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