我使用的是 Ubuntu 20.04。当我执行命令时：
sudo apt-get install build-essential
我得到输出：
Reading package lists... Done
Building dependency tree
Reading state information... Done
build-essential is already the newest version (12.8ubuntu1.1).
You might want to run 'apt --fix-broken install' to correct these.
The following packages have unmet dependencies:
fontconfig:i386 : Depends: libfreetype6:i386 (>= 2.8.1) but 2.6.1-0.1ubuntu2 is to be installed
libcairo2:i386 : Depends: libfreetype6:i386 (>= 2.9.1) but 2.6.1-0.1ubuntu2 is to be installed
libfontconfig1:i386 : Depends: libfreetype6:i386 (>= 2.9.1) but 2.6.1-0.1ubuntu2 is to be installed
libfreetype6 …