impalpable [ɪmˈpælpəbəl]

例句:

• The commonplace is just that light , impalpable, aerial essence.
  平凡才是一种要素,轻盈 、 无形、难以捉摸.
  
• The characters become impalpable.
  人物真难以捉摸.
  
• The impalpable power of faith.
  信仰的玄妙力量.
  
• Sainty was aware of the slightest, most impalpable change in his friend's manner.
  来自H. Sturgis