whats·it
noun/ˈwɒtsɪt/
/ˈwʌtsɪt/
(especially British English, informal)- used when you cannot think of the word or name you want, or do not want to use a particular word
（想不起名称或不想指明时说）什么来着，某某玩意儿 - I've got to make a whatsit for the party. That's it—a flan.
我得给聚会制作一个什么东西来着。想起来了，一个果馅饼。
- I've got to make a whatsit for the party. That's it—a flan.