| 释义 |
equivalence relationn.Mathematics（名词）【数学】- A reflexive, symmetrical, and transitive relationship between elements of a set that establishes any two elements in the set as equivalent or nonequivalent.等价关系：一组元素之间的可反射的、对称的、可转移的关系，这种关系对任意两个元素来说要么相等，要么不相等
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