电气箱底有接地螺钉，为保证安全，必须可靠接地的翻译：Electrical grounding screw bottom, in order to guarantee safety, must be reliable grounding 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Electrical grounding screw bottom, in order to ensure safety, must be grounded

Electrical grounding screw bottom, in order to guarantee safety, must be reliable grounding

The electrical bottom of a chest has the earth bolt, is the guarantee security, must earth reliably

There is a grounding screw electric fishes, to guarantee security, must be reliable grounding

Electrical grounding screw bottom, in order to guarantee safety, must be reliable grounding