我如何摆脱未满足的依赖并安装?
当我输入“apt-cache policy nginx libpcre3”时控制台读取的内容:`
Installed: (none)
Candidate: 1.4.6-1ubuntu3.7
Version table:
1.4.6-1ubuntu3.7 0
500 http://archive.ubuntu.com/ubuntu/ trusty-updates/main amd64 Packages
500 http://archive.ubuntu.com/ubuntu/ trusty-security/main amd64 Packages
1.4.6-1ubuntu3 0
500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages
libpcre3:
Installed: 1:8.31-2ubuntu2.3
Candidate: 1:8.31-2ubuntu2.3
Version table:
*** 1:8.31-2ubuntu2.3 0
500 http://archive.ubuntu.com/ubuntu/ trusty-updates/main amd64 Packages
100 /var/lib/dpkg/status
1:8.31-2ubuntu2.2 0
500 http://archive.ubuntu.com/ubuntu/ trusty-security/main amd64 Packages
1:8.31-2ubuntu2 0
500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages
`