witticism [ˈwɪtɪˌsɪzəm]

例句:

• Both doctor and Don smiled at this witticism.
  大夫本人和老头子都对这样的打趣发笑了.
  
• He tries to lighten his lectures with an occasional witticism.
  他有时想用俏皮话使课堂活跃.
  
• His witticism was as sharp as a marble.
  他的打趣话十分枯燥无味.
  
• "I'm on a State Department tour," he added, thereby ruining the purity of his witticism.
  来自NEWYORKER