文章通过考察文献用例、系联本字、方言求佐等方法,考释了古今字书中的七则疑难字。结论有助于字书的修订和相关文献的解读。 This article examines seven difficult words in ancient and modern Chinese texts by examining the use cases of the literature, linking the Chinese characters with the Chinese dialect, and so on. The conclusion is helpful for the revision of the word book and the interpretation of the related documents.