Each dialog state has one of more grammars associated with it, that are used to describe the expected user input, either spoken input or touch-tone (DTMF) key presses.是什么意思_Each dialog state has one of more grammars associated with it, that are used to describe the expected user input, either spoken input or touch-tone (DTMF) key presses.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句