1. A system for recognizing speech, comprising: a microphone for acquiring speech data; a speech recognition processing unit for specifying speech segments for the speech data acquired by the microphone, recognizing a speech in each of the speech segments, and associating a character string of obtained recognition data with the speech data for each speech segment, based on information on a time of the speech; a text preparation unit for preparing text from the recognition data in each speech segment obtained through the processing by the speech recognition processing unit; and an output control unit for displaying/outputting the text prepared by the text preparation unit.