root@Hunter:~# apt install telegram-desktop
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:
telegram-desktop : Depends: qtbase-abi-5-11-0 but it is not installable
Recommends: fonts-open-sans but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
答案1
这是 Sid 的“不稳定”本质的一个例子：无法保证它包含一组一致的软件包。 Qt5 是从 过渡qtbase-abi-5-11-0到qtbase-abi-5-11-2，以及所有依赖包，包括telegram-desktop，需要重建。
您应该能够在几天内安装该软件包。
Sid 用户应注意中提出的几点不稳定的常见问题解答。