1. 口(用以指某人或某事)某人, 某件东西：acid room 储酸室 | thingumajig 口(用以指某人或某事)某人, 某件东西 | canonical cohomology class 标准上[典范上]同调类

2. 某人：Things go athwart 事与愿违 | thingumajig 某人 | thingumbob 某人

3. 那个叫啥的：thingsdon'tturnoutthewayyouwantorplan 事与愿违 | thingumajig 那个叫啥的 | thingumboothingummy 那个叫什么的

noun

1. something unspecified whose name is either forgotten or not known

e.g. she eased the ball-shaped doodad back into its socket
there may be some great new gizmo around the corner that you will want to use

Synonym: doodaddoohickeydoojiggergimmickgizmogismogubbinsthingamabobthingumabobthingmabobthingamajigthingmajigthingummywhatchamacallitwhatchamacallumwhatsiswidget