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  _____    _    _               ______    ____    
 |__  //  | || | ||   ____     /_   _//  |  _ \\  
   / //   | || | ||  |    \\    -| ||-   | |_| || 
  / //__  | \\_/ ||  | [] ||    _| ||_   | .  //  
 /_____||  \____//   |  __//   /_____//  |_|\_\\  
 `-----`    `---`    |_|`-`    `-----`   `-` --`  
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發送短信 : The Limits of Machine Learning