blank correction

例句：

1. 1. The proofreader made several blank corrections before the final draft was ready.
   校对员在最终稿件准备好之前做了几次空白校对。
2. 2.The author realized that a few blank corrections were needed to improve the story's flow.
   作者意识到需要做一些空白校对来改进故事的流畅度。
3. 3. After reviewing the manuscript, the editor made several blank corrections and suggested improvements.
   在审阅手稿后，编辑进行了几次空白校对并提出了改进建议。