請問老師，我這個報錯要怎么解決呢？
Loaded plugins: fastestmirror, langpacks
http://mirrors.163.com/centos/7/os/x86_64/repodata/repomd.xml: [Errno 14] curl#6 - "Could not resolve host: mirrors.163.com; ly safe thing yum can do is fail. There are a few ways to work "fix" this:
