Deleting files is also easy.

删除文件也很轻松。

youdao

Copying, moving, and deleting files.

复制、移动和删除文件。

youdao

Removal sometimes involves deleting files and modifying registry entries.

移动有时包含删除文件和修改注册表入口。

youdao

Rather than simply deleting files - which could then be undeleted - the worm resets the file size to zero bytes, making them much more difficult to recover.

CNN: ExploreZip stings Marine Corps HQ - October 23, 19999

The 4420 will also offer "random erase technology" that lets you use a CD-RW disc just like a floppy or hard disk -- adding or deleting individual files at any time.

CNN: Verbatim to ship first 4X CD-RW drive

We judge CD-RW packet-writing performance by copying a folder containing 100MB of files to a CD-RW disc three times: first to the newly formatted blank disc, again after deleting the files from the first copy operation, and finally by overwriting the files from the second operation.

CNN: Top 5 CD-rewritable drives