blankness ['blæŋknəs]

例句:

• His eyes have the blankness of someone half-asleep.
  他的眼睛透着茫然，一副半睡半醒的样子。
  
• Lift our country from the state of " poverty and blankness ".
  改变我国 一穷二白 的面貌.
  
• But neither girl by word or gesture revealed her blankness.
  不过谁都没在态度和言谈方面,露出茫然木然的神情来.
  
• The people in Robert Zemeckis's "The Polar Express, " for example, are remembered for a certain blankness in their eyes.
  来自WSJ