This way, the parsing runs in a different thread while the dialog is shown with a cancel button.

这样，解析是在单独的线程中运行的，对话框中还显示了一个取消按钮。

youdao

This works similarly to the cancel button that you saw earlier, transitioning back to the previous page.

其工作方式类似于您之前看到的Cancel按钮，转回到上一页。

youdao

I presume it's not only acceptable, but also required to have a cancel button for things like downloading files?

我觉得这不仅是可以接受的，也很必要为比如下载文件的过程加入取消按钮。

youdao