發送短信 : Human-computer interaction: The effect of application domain knowledge on icon visualization

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