發送短信 : Manual on Scientific Writing

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