shutdown -a.

shutdown -a. shutdown -a 是什么 shutdown -a/-s/-i都是什么意思呀? shutdown -a.bat是什么意思?高手教我. no shutdown shutdown是什么意思 shutdown -s systemic shutdown A virtual CPU has entered the shutdown state.This would have 开机显示:The CPU was previously shutdown due to a thermal event( shutdown-S shutdown是按键还是什么 shutdown-r+20是什么意思