比如：
1、打开网页：https://github.com/logseq/logseq
2、选择一些文字内容，如：
Why Logseq?
Logseq is a platform for knowledge management and collaboration. It focuses on privacy, longevity, and user control.
3、使用Ctrl+Z转换
4、粘贴到记事本，结果：

Why Logseq?

Logseq is a platform for knowledge management and collaboration. It focuses on privacy, longevity, and user control.
5、多出的内容：
“ --------------------------
”
如何调整使得脚本更完善运转呢？