Potamometer
n. 水力计
🗣️ 情景例句
I'm in great need of your assistance.
我特别需要您的帮助。
Walls (or Pitchers) have ears.
隔墙有耳。
From time to time, I notice that he puts a piece of meat down his trousers just before he leaves the factory.
我经常看到，他在快要离厂前把一块肉藏在裤子里。