發送短信 : Using rich models of language in grammatical error detection

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