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  _____      ___      _____    __   __    _  __  
 |__  //    / _ \\   /  ___||  \ \\/ //  | |/ // 
   / //    / //\ \\ | // __     \ ` //   | ' //  
  / //__  |  ___  ||| \\_\ ||    | ||    | . \\  
 /_____|| |_||  |_|| \____//     |_||    |_|\_\\ 
 `-----`  `-`   `-`   `---`      `-`'    `-` --`

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發送短信 : Adversarial attacks and defenses in natural language processing