You passed an invalid argument to a class template or generic.

您向类模板或泛型传递的参数无效.

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This class template basically does not require graphic design and skill.

设计此类模板基本上不需要图形设计功底.

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Hierarchy of class template is generated due to the combination of class template and inheritance.

由于类模板与继承的结合,产生了所谓的类模板的层次结构.

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