slippery slope
进退维谷的困境或情况
口语·形容易导致恶果的处境
英文释义
a situation or course of action that is likely to lead to trouble or disaster
例句
Starting with one cookie led to a slippery slope of eating the whole box.
典故来源
20世纪逻辑学概念，比喻一旦开始某行动就会不可控地滑向负面结果，类似滑坡效应。