所以，每次我尝试使用 apt-get 安装软件包时，它也会下载以前失败的安装（以前我安装了 dropbox）。如何删除/忘记最新的失败安装？
Setting up nautilus-dropbox (1.6.1-1) ...
Dropbox is the easiest way to share and store your files online. Want to learn more? Head to https://www.dropbox.com/
Downloading Dropbox... 11%
apt ×1