發送短信 : Learning Interactions as it Evolves in a Social Learning Management System

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