'宣言 Public Shared ReadOnly Property Parent As LengthRef
'使用法 Dim value As LengthRef value = LengthRef.Predefined.Parent
public static LengthRef Parent {get;}
'宣言 Public Shared ReadOnly Property Parent As LengthRef
'使用法 Dim value As LengthRef value = LengthRef.Predefined.Parent
public static LengthRef Parent {get;}