名词
中文翻译：Unknown
同义词：
['flood barrier', 'floodwall', 'flood prevention wall']
例句：
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1. The city has installed severalanti-flood walls to protectits residents from flooding during heavy rains.
该市已经安装了数座防洪墙，以保护居民在大雨期间免受洪水侵袭。
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2. The construction of the anti-flood wall is expected to reducethe risk of flooding in the coastal area.
预计建造防洪墙将降低沿海地区的洪水风险。
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3. The government has been working ona plan to build an anti-flood wall along the river to preventfuture disasters.
政府一直在努力制定一项计划，沿河流建设一道防洪墙，以防止未来的灾害。