thing·um·my /ˈθɪŋəmi/
某人;那個叫什?的
thingummy
n : something whose name is either forgotten or not known [syn:
dohickey, dojigger, doodad, doohickey, gimmick,
hickey, gizmo, gismo, gubbins, thingamabob, thingumabob,
thingmabob, thingamajig, thingumajig, thingmajig]