启动系统英文：start-up system
双语例句
1、因为需要加载内核扩展，所以还需要重新启动系统。
The system also requires a reboot because the kernel extensions need to be loaded.
2、读任何磁盘上MBR给我们提供了所有启动系统的信息。
Reading any which MBR on either disk provides us with the whole set of information required to boot the system.
