معنی retention of ownership device, معنی قثفثئفهخئ خب خصئثقساتهح یثذهرث, معنی retention of ownership device, معنی اصطلاح retention of ownership device, معادل retention of ownership device, retention of ownership device چی میشه؟, retention of ownership device یعنی چی؟, retention of ownership device synonym, retention of ownership device definition,