n. 某某; 那东西(用以称呼一时想不起名称的人或东西)
=what-do-you-call-it
Bring me the whatchamacallit so I can loose this bolt. 把那东西拿给我,我要放松这个螺丝。
I forget what the thing I need is called, so I just call it a whatchamacallit. 哎,在这种情况下,不就像我们在中文里说的“那个叫什么来啦”?
LL: Exactly. But you cannot tell a shop clerk "I want to buy whatchamacallit". 那当然哟,要是你对店员说你想买那个叫什么来啦,他怎么知道你要什么呢?