名词
中文翻译：循环
同义词：
['circulation', 'cycle', 'loop', 'circuit', 'cycle of life', 'circle']
例句：
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1.The process of circulating blood is essential for the body's health.
循环血液的过程对于身体的健康至关重要。
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2.The cycle of life is a fascinating topic that scientists study.
生命循环是一个引人入胜的课题，科学家们正在研究它。
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3. The circuitry of the brain is complex and requires careful analysis.
大脑的电路复杂且需要仔细分析。