比如我自己经常使用的极速PDF阅读器就能直接在PDF文档中添加文字或线条等,也是我们常说的批注功能。点击阅读器左上角的注释或快捷键Ctrl+N切换。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/4bed2e738bd4b31c66f180c697d6277f9f2ff8fa?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
进入页面后,可以看到上方菜单栏有各种注释工具。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/f703738da977391264eb911ce8198618377ae2fa?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/728da9773912b31b68a1d9549618367adbb4e1fa?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
选择任意注释工具后,在PDF文档中选中相应的文字,即可对相应部分进行对应标注。点击文字工具后,输入内容即可,并可点击文字调整位置。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/42a98226cffc1e175a72984c5a90f603728de9fa?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
在任意注释处单击鼠标右键,选择“删除注释”可以删除当前注释;选择“一键清除所有注释”则可以删除所有添加的注释,请务必谨慎选择。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/4b90f603738da977efe29256a051f8198718e3fa?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
敲重点:文档的所有批注完成后,请一定要记得点击工具栏“保存”,否则下次打开文档不会显示任何标记。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8b82b9014a90f603a77d883a2912b31bb151edfa?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
本回答被网友采纳