1. A recognition method for single or un-correlated Chinese character(s) in a Chinese speech recognition system, characterized by the steps of: describing the single or un-correlated Chinese character(s) to be inputted by means of various types of character Description Language wherein the various types of Character Description Language comprise: A) describing a character by an ad hoc word which people usually use; B) describing a character with the help of a related word; C) describing a character taking advantage of Chinese character's structure information; D) describing a character by means of semantics; E) describing a character through stroker; and F) describing single English letter switch Chinese Pinyin, so that a single or un-correlated Chinese character(s) can be described by one of said various types of character Description Language or by combination of them; parsing the inputting various types of Character Description Language; and generating a corresponding character on the basis of parsing analysis.