with a straight face

基本解释

“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，但是缺點在於很難以一種直觀的方式將某人描述爲一個信息專家。
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，支持關於加強核安全保障的強有力宣言，同時也有助於阻止強制制定更加嚴格的條款的擧動。

That permits people to cite it as a model with a straight face eight decades after it was enacted?
讓人們引以爲典範,以嚴肅的態度認爲,即使這個新政已是八十年前的事情了？
斯坦福公開課 - 經濟學課程節選

Quite how anyone could suggest this with a straight face I am not sure.
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With a straight face they say that having to provide ID would discourage low-income and minority voters.
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Can they with a straight face defend the reality that troops in 175 countries watched Notre Dame vs.
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