名词
中文翻译：同质集合
同义词：
['identical set', 'equivalent set例句：1. The researchers found that the two sets were idempotent.（研究人员发现这两个集合是同质的。）']
例句：
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1. The researchers found that the two sets were idempotent.
研究人员发现这两个集合是同质的。
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2. In mathematics, an idempotent set is a set whose elements have the same power of reciprocity.
在数学中，同质集合是指元素具有相同幂次的可逆集合。
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3.The idempotent set is used to represent the identity element in a group.
同质集合用于表示群中的单位元素。