Ubuntu 7.10修改软件源的方法

  sudo cp /etc/apt/sources.list ~/sources.list.bak

  # deb cdrom:[Ubuntu 17.04 _Zesty Zapus_ - Release amd64 (20170412)]/ zesty main restricted    # See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to  # newer versions of the distribution.  deb http://mirrors.aliyun.com/ubuntu/ artful main restricted  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty main restricted    ## Major bug fix updates produced after the final release of the  ## distribution.  deb http://mirrors.aliyun.com/ubuntu/ artful-updates main restricted  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty-updates main restricted    ## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu  ## team. Also, please note that software in universe WILL NOT receive any  ## review or updates from the Ubuntu security team.  deb http://mirrors.aliyun.com/ubuntu/ artful universe  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty universe  deb http://mirrors.aliyun.com/ubuntu/ artful-updates universe  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty-updates universe    ## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu   ## team, and may not be under a free licence. Please satisfy yourself as to   ## your rights to use the software. Also, please note that software in   ## multiverse WILL NOT receive any review or updates from the Ubuntu  ## security team.  deb http://mirrors.aliyun.com/ubuntu/ artful multiverse  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty multiverse  deb http://mirrors.aliyun.com/ubuntu/ artful-updates multiverse  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty-updates multiverse    ## N.B. software from this repository may not have been tested as  ## extensively as that contained in the main release, although it includes  ## newer versions of some applications which may provide useful features.  ## Also, please note that software in backports WILL NOT receive any review  ## or updates from the Ubuntu security team.  #deb http://mirrors.aliyun.com/ubuntu/ artful-backports main restricted universe multiverse  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty-backports main restricted universe multiverse    ## Uncomment the following two lines to add software from Canonical's  ## 'partner' repository.  ## This software is not part of Ubuntu, but is offered by Canonical and the  ## respective vendors as a service to Ubuntu users.  # deb http://archive.canonical.com/ubuntu zesty partner  # deb-src http://archive.canonical.com/ubuntu zesty partner# deb cdrom:[Ubuntu 17.04 _Zesty Zapus_ - Release amd64 (20170412)]/ zesty main restricted    # See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to  # newer versions of the distribution.  #deb http://mirrors.aliyun.com/ubuntu/ artful main restricted  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty main restricted    ## Major bug fix updates produced after the final release of the  ## distribution.  #deb http://mirrors.aliyun.com/ubuntu/ artful-updates main restricted  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty-updates main restricted    ## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu  ## team. Also, please note that software in universe WILL NOT receive any  ## review or updates from the Ubuntu security team.  #deb http://mirrors.aliyun.com/ubuntu/ artful universe  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty universe  #deb http://mirrors.aliyun.com/ubuntu/ artful-updates universe  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty-updates universe    ## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu   ## team, and may not be under a free licence. Please satisfy yourself as to   ## your rights to use the software. Also, please note that software in   ## multiverse WILL NOT receive any review or updates from the Ubuntu  ## security team.  #deb http://mirrors.aliyun.com/ubuntu/ artful multiverse  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty multiverse  #deb http://mirrors.aliyun.com/ubuntu/ artful-updates multiverse  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty-updates multiverse    ## N.B. software from this repository may not have been tested as  ## extensively as that contained in the main release, although it includes  ## newer versions of some applications which may provide useful features.  ## Also, please note that software in backports WILL NOT receive any review  ## or updates from the Ubuntu security team.  #deb http://mirrors.aliyun.com/ubuntu/ artful-backports main restricted universe multiverse  # deb-src http://us.archive.ubuntu.com/ubuntu/ zesty-backports main restricted universe multiverse    ## Uncomment the following two lines to add software from Canonical's  ## 'partner' repository.  ## This software is not part of Ubuntu, but is offered by Canonical and the  ## respective vendors as a service to Ubuntu users.  # deb http://archive.canonical.com/ubuntu zesty partner  # deb-src http://archive.canonical.com/ubuntu zesty partner

  sudo apt-get update