名词
中文翻译：Unknown
同义词：
['mutual', 'reciprocal', 'counterpart', 'equivalent']
例句：
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1. The law is designed to protect the rights of all citizens equally.
法律旨在平等保护所有公民的权利。
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2. The teacher and student are reciprocals in their roles.
老师和学生在角色上是相互的。
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3. The ratio of sugar to water in this recipe is a reciprocal.
食谱中糖与水的比例是一个反比。