"perfect storm" 的定义和意义

What is the origin of the idiom "perfect storm" and when to use it?

The idiom "perfect storm" is thought to have originated from the meteorological term "perfect storm," which describes a rare and extremely severe weather event resulting from the convergence of various atmospheric conditions. In a figurative sense, it is used to describe a situation where multiple factors or circumstances come together in a way that leads to a particularly challenging or disastrous outcome.