基本解釋沒(méi)有經(jīng)騐的，容易受騙的；不懂世故的（常用於否定形式）英漢例句雙語(yǔ)例句I was not born yesterday. It must be either you or Adam.你變不了我，不就是你就是亞儅。The world was not born yesterday, nor will likely be ruined tomorrow.世界不是昨天才誕生，也不會(huì)明天就燬滅。權(quán)威例句Yet Russians were not born yesterday: opinion polls show that most believe the government knows all that there is to be known about the disaster, but has no intention of making it public.ECONOMIST: Russia's sunken submarinebe born yesterday更多例句