Capture conversion is what allows the compiler to manufacture a placeholder type name for the captured wildcard, so that type inference can infer it to be that type.

捕获转换允许编译器为已捕获的通配符产生一个占位符类型名，以便对它进行类型推断。

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Capture conversion is what allows the compiler to manufacture a placeholder type name for the captured wildcard, so that type inference can infer it to be that type.

捕获转换允许编译器为已捕获的通配符产生一个占位符类型名，以便对它进行类型推断。

youdao