not hold water
不合理、不可靠、站不住脚、站不住脚
口语·表达逻辑不成立
英文释义
to be illogical, inconsistent, or lacking in validity; to not be convincing or credible
例句
His excuse doesn't hold water; it's full of contradictions.
典故来源
源自17世纪，比喻容器漏水，引申为论点站不住脚。