發送短信 : Distinguishing similar design pattern instances through temporal behavior analysis

  ______   __   __              _____     _____   
 /_   _//  \ \\/ //   ____     |  ___||  |__  //  
 `-| |,-    \ ` //   |    \\   | ||__      / //   
   | ||      | ||    | [] ||   | ||__     / //__  
   |_||      |_||    |  __//   |_____||  /_____|| 
   `-`'      `-`'    |_|`-`    `-----`   `-----`  
                     `-`