Thingumbob
n. 装置, 小机件, 某人, 某物件, 某东西
✅ 同义词
🗣️ 情景例句
You've been a great help.
你帮了大忙。
Fortune is fickle.
天有不测风云，人有旦夕祸福。
You are John Smith, the engineer,aren't you?
你是工程师约翰。史密斯，对吗？