crackpot meaning in English
n.,adj.
〔美俚〕疯子，怪人；想入非非的，不切实际的。 Joe's crackpot scheme 空想的计划。
Examples
- That's not the way to do it, you crackpot .
不是那样做的蠢材。 - They called him a crackpot .
他们呼他为狂徒。 - It was heresy of crackpots and wild men and it was really just an infantilism .
那是狂想家和过激分子的异端邪说的产物，实在不过是幼稚病而已。 - As operating devices, perpetual-motion machines are the province of crackpot science and science fiction .
作为工作装置来看，永动机属于科学空想和科学上的杜撰。 - That crackpot thinks his neighbors are aliens
那位疯子认为他的邻居是外星人。