Pythagorean cup

短语

词形变化

Pythagorean cups 复数 Pythagorean cups

别名

Pythagoras cup

释义与例句

n.
  1. 1.

    A practical joke device in a form of a drinking cup, sometimes used to make statements about greed. When it is filled beyond a certain point, a siphoning effect causes the cup to drain its entire contents through the base.

词源

Credited to Pythagoras of Samos.

来源：wiktionary