whatsit

剑桥词典

any object or person whose name you have temporarily forgotten or do not know
名叫某某的人，那個叫什麽的東西（用於忘記名字時）
Where's the whatsit that you change channels with? 你換頻道用的那個叫什麽的東西哪兒去了？
You'd better tell whatsit - what's his name - the guy in charge of stationery . 你最好告訴那個人——他叫什麽名字來著——就是那個負責琯文具的人。 返回 whatsit