unwary [ʌnˈweri]

例句:

• Specialist subjects are full of pitfalls for the unwary.
  专业学科充满陷阱，专套粗心大意的人。
  
• Tax can be a minefield for the unwary.
  粗心大意的人在纳税方面很容易出错。
  
• The stock market is full of traps for the unwary.
  对无风险意识的人而言，股票市场充满了陷阱。
  
• The courts should...protect the unwary from possible error.
  来自Guardian
• Unwary spectators are sometimes injured by the explosions.
  来自P. Francis
• In the financial world, it seems to be getting hot enough to give unwary investors a scalding.
  来自WSJ