flash in the pan
01
someone who experiences temporary success or achievement but ultimately fails to maintain it in the long term
Idiom
Informal
例子
The actor had a brief moment of fame after a hit movie, but he turned out to be a flash in the pan, unable to replicate his success.
02
a sudden but brief success that is not sustained
Disapproving
Idiom
例子
The politician's campaign was the flash in the pan that taught them the importance of building a strong base of support over time.
