發送短信 : The Power of Technology for Learning

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