biān / jí / tōng / guò / shān / qù / chóng / fù / duàn / luò / jiàng / dī / le / wén / zhāng / de / rǒng / cháng / dù

编辑通过删去重复段落，降低了文章的冗长度。

The editor reduced the article's redundancy by removing repeated paragraphs.