'宣言 Public MustInherit Class AnnotationBaseBuilder (Of TControl As AnnotationBase, TBuilder As AnnotationBaseBuilder(Of TControl,TBuilder)) Inherits BaseBuilder(Of TControl,TBuilder)
public abstract class AnnotationBaseBuilder<TControl,TBuilder> : BaseBuilder<TControl,TBuilder> where TControl: AnnotationBase where TBuilder: AnnotationBaseBuilder<TControl,TBuilder>