虚包：cron-daemon
This is a virtual package. See the Debian policy for a definition of virtual packages.
负责填实 cron-daemon 的软件包
- bcron
- Bruce cron system
- cron
- 计划任务守护程序
- systemd-cron
- systemd units to provide cron daemon & anacron functionality
This is a virtual package. See the Debian policy for a definition of virtual packages.