12. The personalized text-to-speech synthesizing method according to claim 11 , wherein keywords suitable for reflecting the pronunciation characteristics of the specific speaker are set with respect to a plurality of specific languages.
11. The personalized text-to-speech synthesizing method according to claim 10 , wherein creating the personalized speech feature library associated with the specific speaker comprises: recognizing the speech features of the speaker according to a standard pronunciation of the recognized keyword and the pronunciation of the specific speaker; and filtering out abnormal speech features through statistical analysis while retaining speech features reflecting the normal pronunciation characteristics of the specific speaker, when the recognized speech features of the specific speaker reach a predetermined number, thereby creating the personalized speech feature library associated with the specific speaker, and storing the personalized speech feature library in association with the specific speaker.