我已经使用 ubuntu 18.04 有一段时间了，直到今天早上我打开电脑并使用终端进行更新时，它都运行良好。
这是输出 sudo apt upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages were automatically installed and are no longer required:
libuchardet0 lollypop-portal mpv phantomjs python3-bs4 python3-html5lib
python3-lxml python3-pylast python3-pyxattr python3-webencodings rtmpdump
youtube-dl
Use 'sudo apt autoremove' to remove them.
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
26 not fully installed or removed.
After this operation, 0 B of additional disk space will …