名词中文翻译
中文翻译：循环
同义词：
['circulate', 'circulation', 'flow例句：1. The blood in the body is constantly circulating to keep it healthy.（体内的血液不断循环以保持健康。）']
例句：
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1. The blood in the body is constantly circulating to keep it healthy.
体内的血液不断循环以保持健康。
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2.The river's water circulates through the valley.
这条河的水在山谷中循环流动。
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3. The air in the room is circulating well.
房间里的空气循环得很好。