sudo apt-get install <这些包>

【警告】：下列软件包不能通过验证！
cairo-dock-plug-ins-dbus-interface-python cairo-dock-plug-ins-data libgldi3
cairo-dock-data cairo-dock-core cairo-dock-plug-ins
cairo-dock-plug-ins-integration libcups2 libcups2 libcupsmime1 libcupscgi1
libcupsimage2 libcupsimage2 libcupsppdc1 cups-common cups-bsd cups-client
cups-ppdc cups libcupsdriver1 libfontconfig1 libfontconfig1
fontconfig-config libnspr4-0d libnspr4 libnspr4 libnss3-1d libnss3 libnss3
ubuntu-sso-client-qt ubuntu-sso-client-gtk ubuntu-sso-client
python-ubuntu-sso-client tzdata-java tzdata cairo-dock fontconfig
fonts-opensymbol imagemagick-common libmagickcore4 libmagickwand4
imagemagick jockey-gtk jockey-common libmagickcore4-extra
telepathy-mission-control-5 libmission-control-plugins0
libreoffice-l10n-zh-cn perlmagick ure uno-libs3 libqq-pidgin psensor
psensor-common ubuntuone-installer
不经验证就安装这些软件包吗？[y/N]
E: 有些软件包不能通过验证