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在进行编程时，你可能会遇到 "unresolved reference" 这个错误。这个错误提示意味着你尝试引用一个不存在的变量、函数、类或模块。当你看到这个错误时，不要惊慌，因为这是一个常见的错误，并且有一些实用的解决方法可以帮助你解决它。 以下是几个可以帮助你解决 "unre

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