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。

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

youdao

取消部署将一个模块从Geronimo中彻底删除，但您可能会在取消部署后发现需要此模块，这将导致不得不重新下载一个新的Apache Geronimo安装。

Undeploying completely removes a module from Geronimo (that you may inadvertently realize you need later on), which may cause you to have to download a fresh install of Apache Geronimo.

youdao

英国的ISP商，Virgin Media，最近开始限制行动，仅提供每秒20兆比特的最大下载速度，但一旦阻塞的流量超过3GB，这个限速就会取消。

Virgin Media, a British ISP that recently introduced throttling, offers a maximum download speed of 20 megabits per second, but this is reduced once a three-gigabyte limit has been exceeded.

youdao