whatchamacallit
US /ˈwɑː.tʃə.məˌkɑː.lɪt/
UK /ˈwɑː.tʃə.məˌkɑː.lɪt/
名詞
1.
何だったけ
used when you are speaking about something or someone whose name you can not remember:
例:
•
I need a - a whatchamacallit - one of those things that you can caramelize sugar with.
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