something unspecified whose name is either forgotten or not known同义词：doodad, doohickey, doojigger, gimmick, gizmo, gismo, gubbins, thingamabob, thingumabob, thingmabob, thingamajig, thingumajig, thingmajig, whatchamacallit, whatchamacallum, whatsis, widget
