發送短信 : Pervasive computing and networking

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