gizmo

gizmo[ 'ɡizməu ]

• n.
  • something unspecified whose name is either forgotten or not known

    "there may be some great new gizmo around the corner that you will want to use"

    同义词：doodaddoohickeydoojiggergimmickgismogubbinsthingamabobthingumabobthingmabobthingamajigthingumajigthingmajigthingummywhatchamacallitwhatchamacallumwhatsiswidget

  • a device or control that is very useful for a particular job

    同义词：appliancecontraptioncontrivanceconveniencegadgetgismowidget