levity [ˈlɛvɪti]

例句:

• Your levity is unseemly at this time.
  在这种场合,你的轻率举动是不得体的.
  
• Naturally such weighty topics are flecked with levity and light.
  来自BBC
• His remarks injected a note of levity into the proceedings.
  他的话将一丝轻率带入了议事过程中.
  
• At the time, Arnold had disapproved of such levity.
  那时候的阿诺德对这种轻浮行为很看不惯。
  
• But politics...cannot be treated with levity.
  来自R. W. Emerson
• Morecambe would then provide levity with a whoopee cushion joke.
  来自BBC