名词中文翻译
中文翻译：四循环
同义词：
['fourth cycle', 'four-fold cycle', 'four-fold cycle']
例句：
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1. The four-cycle system is a model of the solar system.
四循环系统是太阳系的模型。
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2. The four-cycle diet plan helps to lose weight quickly.
四循环饮食计划有助于快速减肥。
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3. The four-cycle rocket has been tested in space.
四循环火箭已在太空进行测试。