The present disclosure provides a method and an apparatus for establishing a sentence editing model and a sentence editing method and apparatus. The methods includes: obtaining queries and titles of clicked search results corresponding to the queries from search logs to form query-title pairs; forming training corpuses by taking a title in each of the query-title pairs as a sentence to be edited and taking a query in the query-title pair as an edited sentence; and training a translation model and a first language model using the training corpuses to obtain a sentence editing model including the translation model and the first language model; after obtaining a sentence to be edited, inputting the sentence to be edited to a sentence editing model to obtain an editing score of each candidate edited sentence; and selecting a candidate edited sentence having an editing score satisfying a preset requirement as an edited sentence.