發送短信 : A scientific approach to writing for engineers and scientists

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