simple this English sentence please

I'm not a native English but I think the meaning of my sentence is not exactly what you said. It should say something like that "place the backstop in a location that will be safe and doesn't fail".
The problem is here is that I know the meaning of term "should" but here that term has not that meaning which I knew!

Isn't there any idea?

I'm not a native English but I think the meaning of my sentence is not exactly what you said. It should say something like that "place the backstop in a location that will be safe and doesn't fail". No, you are mistaken.
'... should the backstop fail' here means 'if the backstop fails'.
Con

khoshtip Isn't there any idea?

I'd like to help, but I don't know what kind of backstop it is, and you have said two different things. I picture a net on a frame meant to stop ***** that get by a person, but I don't know what kind of ball. I also don't know how you could place it anywhere but where it would stop the ***** and what is supposed to be kept safe.

The topic is about an airgun. And that sentence is an advice from it's manual. May you please write what you understood about that sentence in a simpler one?

Thank you Clive. With that explanation: "The topic is about an airgun. And that sentence is an advice from it's manual", you think the simple type of my sentence again was that you said?

khoshtipThe topic is about an airgun. And that sentence is an advice from it's manual. May you please write what you understood about that sentence in a simpler one?

I think I get it now. When you want to shoot targets with the airgun, you need a backstop to prevent the pellets from hitting anything behind the target and to prevent ricochets. If a pellet does

Thank you very much enoon. That is what I was looking for. thanks again.

Thanks Clive.