While there was a strong link between social class and facial symmetry in men, the connection in women was less clear.

虽然是男性的社会阶层和面部对称性之间强有力的联系，在妇女方面的连接不太清楚。

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The "obvious" ways to define equals when extending an instantiable class that already overrides equals all fail to meet the symmetry or transitivity requirements of the equals method.

当扩展已经Override了equals的instantiable类时，定义equals的“显而易见的”方式都不能满足equals方法的对称或传递性需求。

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The class idempotent function composing systems of orthogonal idempotents is one of the fundamental tools in constructing symmetry functions and it plays an important role in symmetry designs.

构成这些正交幂等系统的类对称算符，是构造对称函数的基础工具之一，其在对称设计中扮演着重要的角色。

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