Pythagorean cup
名词 n.
英文释义
名词 n.
- 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.
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数据来源: Wiktionary