發送短信 : See-through and spatial augmented reality - a novel framework for human-robot interaction

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