A base class access is permitted only in a constructor, an instance method, or an instance property accessor.

基类访问只能在构造函数、实例方法或实例属性访问器中进行。

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A base class access is permitted only in a constructor, an instance method, or an instance property accessor.

基类访问只能在构造函数、实例方法或实例属性访问器中进行。

youdao