海峡两岸一些古今音兼注的字词典中,存在径依切上下字现代读法而确定反切今音的情况,这种操作程序往往导致古-今音折合失误,其中一个常见情况是,受切上下字语音异变的牵掣而致误,由此而在一书之内和此书与彼书之间引发种种今音歧异。 In some ancient and modern Chinese-English phonetic dictionaries across the Taiwan Strait, there exists a case of determining the anti-tunes and the present tunes according to the modern reading method of reading and writing the words. This procedure often results in the wrong combination of the ancient texts and the modern ones. One of the common cases is that, Errors in the upper and lower words of the voice of the mutation, which led to a variety of modern tone differences between the book and the book and the book.