rhyme or reason

wuyu

或：
neither rhyme nor reason

用于否定。是说没道理，没逻辑。

比如：
His wife scolded him endlessly, without rhyme or reason.
他的太太莫名其妙地罵他個不停。

再如：
As far as I am concerned, his proposal makes no sense; it has neither rhyme nor reason。