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