dbgrid显示问题

hi all!dbgrid 显示的数据如下：
-----------------------------------------------------------------------------
a           b                    c
------------------------------------------------------------------------------
a           b                    d
------------------------------------------------------------------------------
a           b                    e
------------------------------------------------------------------------------我想在dbgrid显示成这样：
---------------------------------------------------------------------------------
                           |      c   
                           --------------------------------------
 a           b             |      d
                           ---------------------------------------
                           |      e  
---------------------------------------------------------------------------------
谢谢~~~