deadpan [ˈdɛdˌpæn]

例句:

• Check out the deadpan backing vocals on True Confessions.
  来自BBC
• But he was absolutely deadpan, recounted Mr Mancini.
  来自THETIMES
• Some people don't catch his deadpan humor, that makes it even funnier.
  有些人不能了解他那种无表情的幽默, 因此更有趣.
  
• She put the letter on the desk in front of me, her face deadpan, not a flicker of a smile.
  她把那封信放在我面前的桌子上，故意一脸严肃，没有一丝的笑容。
  
• I gave him a deadpan look said, so much I walked upstairs.
  我面无表情地瞪了他一下说道, 说完我就快步上楼去了.
  
• He delivered that last line in a total deadpan.
  来自WSJ