1. 小玩意：doodling 乱写之物 | doohickey 小玩意 | doolie 一年级新生

2. 窍门：doodlebug 超小型赛车 | doohickey 窍门 | doolie 印度轿子

3. 玩意：doohickey 玩意, | doomsday n.世界末 | embryo胚胎,胎儿}初期的

4. 小玩意/装置/窍门：doodlebug /蚁狮/超小型赛车/ | doohickey /小玩意/装置/窍门/ | doolie /[印度] 轿子/

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: doodaddoojiggergimmickgizmogismogubbinsthingamabobthingumabobthingmabobthingamajigthingumajigthingmajigthingummywhatchamacallitwhatchamacallumwhatsiswidget