我在使用测试存储库升级到python 3.8时犯了一个严重错误。 之前我一直在跑步，然后逐渐升级为破坏级，但是现在我遇到了这个问题： 我可以降级以某种方式升级的软件包以修复（bc gettext nethogs nmon procps）的更新吗？
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages have been kept back:
bc gettext nethogs nmon procps
0 upgraded, 0 newly installed, 0 to remove and 5 not upgraded.
apt install bc
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
libncurses6 : Depends: libtinfo6 (= 6.1+20181013-2+deb10u2) but 6.2-1 is to be installed
E: Unable to correct problems, you have held broken packages.
答案 0 :(得分：0)
天才，完全忘记了 Aptitude能够降级依赖项，繁荣发展，谢谢！