sure as eggs is eggs
肯定，毫无疑问
口语·强调绝对肯定
英文释义
absolutely certain or true, without a doubt
例句
He'll be late, sure as eggs is eggs.
典故来源
源自英国方言，语法错误但强调确定性，像鸡蛋是鸡蛋一样无疑。