with a straight face

基本解釋

“Our engineers know how to work without electricity,” says a national phone company's boss, with a straight face.
“我們的工程師知道如何在無電的情況下工作，”一家全國電話公司老板板著臉說道。
In principle, this is a good idea, but the drawback is that it’s very difficult to describe someone as an "informatician" with a straight face.
從原則來講，這是一個好辦法，但是缺點在于很難以一種直觀的方式將某人描述為一個信息專家。
With a straight face, Iran’s representative endorsed the ringing declarations about strengthening nuclear safeguards, while also helping block moves that would have made tougher rules mandatory.
伊朗的代表繃著一張臉，支持關于加強核安全保障的強有力宣言，同時也有助于阻止強制制定更加嚴格的條款的舉動。

That permits people to cite it as a model with a straight face eight decades after it was enacted?
讓人們引以為典范,以嚴肅的態(tài)度認為,即使這個新政已是八十年前的事情了？
斯坦福公開課 - 經濟學課程節(jié)選

Quite how anyone could suggest this with a straight face I am not sure.
FORBES: European Union Peace Prize: Nobel Committee Jumps The Shark
With a straight face they say that having to provide ID would discourage low-income and minority voters.
FORBES: Fact and Comment
Can they with a straight face defend the reality that troops in 175 countries watched Notre Dame vs.
FORBES: Move up http://i.forbesimg.com t Move down