thingamajig
n. 装置;某件东西
例句
To make it start, you just pull this thingamajig out.
要起动,你先把这个东西拉出来。
Dad, what do you call that thingamajig you use to shave with?
爸爸,你用来刮胡子的东西叫什么?
Um... I'm looking for my... um... you know, that thingamajig.
嗯,我在找我的那个…你知道的…就那个东西。