'宣言 Public ReadOnly Property Document As RibbonPreviewGroup
'使用法 Dim instance As RibbonGroups Dim value As RibbonPreviewGroup value = instance.Document
public RibbonPreviewGroup Document {get;}
'宣言 Public ReadOnly Property Document As RibbonPreviewGroup
'使用法 Dim instance As RibbonGroups Dim value As RibbonPreviewGroup value = instance.Document
public RibbonPreviewGroup Document {get;}