名词
中文翻译：水循环系统
同义词：
['water cycle', 'water cycle system例句：1. The water circulation system in the city is very efficient.（这个城市的水循环系统非常高效。）']
例句：
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1. The water circulation system in the city is very efficient.
这个城市的水循环系统非常高效。
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2. The research on the water circulation system has significant implications for environmental protection.
关于水循环系统的研究对环境保护具有重要意义。
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3. The design of the water circulation system plays a crucial role in maintaining the cleanliness of the river.
水循环系统的设计在保持河流清洁方面起着至关重要的作用。