1. A method of forming Chinese prosodic words, implemented using a computer, said method comprising: inputting Chinese text; performing, via a computer, a process of word segmentation and part of speech annotation for the input Chinese text submitted to the computer to generate an initial prosodic word sequence; inserting grids representing prosodic word boundaries for all the words in the initial prosodic word sequence to generate a grid prosodic word sequence including inserting at least one eliminable indicator in the grid prosodic word sequence; annotating grids ready to be deleted in the grid prosodic word sequence based on a prosodic word forming means; comprehensively judging grids which actually need to be deleted in the grids ready to be deleted based on a plurality of prosodic word forming means, the plurality of prosodic word forming means including a prosodic word forming based on a binary prosodic tree, a prosodic word forming based on statistical probability, and a prosodic word forming based on rules, and wherein said comprehensively judging includes providing a trust degree for the grids ready to be deleted and judging whether the grids ready to be deleted actually need to be deleted based on said trust degree by checking whether a current grid has been marked with the at least one eliminable indicator; and the grids which actually need to be deleted in the grid prosodic word sequence are deleted when said comprehensively judging indicates deletion, and forming the words between every two grids in the remaining grids to generate prosodic words.