名词
中文翻译：Unknown
同义词：
['ringfence', 'ring wall', 'ring dam', 'ring embankment']
例句：
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1. The farmers used to buildrings dykes around their fields toprotect them from floods.
农民过去在他们的田地周围建造环形堤坝来保护他们免受洪水侵袭。
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2. Theengineers designed the ringsdyke to withstandthe high tides and storm surges.
工程师们设计了环形堤坝，以承受高潮和风暴潮的考验。
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3. The construction of the rings dyke was a major project for the city's infrastructure development.
环形堤坝的建设是该市基础设施发展的一项主要工程。