If you have just "scratched the surface" of a problem you have not understood it and got to the bottom of what the problem is.
it can't be scratched or dented easily.
There is a chance of infection but the shells are no more dangerous than any other rouch surface in the sea.
It just means the outside surface.
A diamond. Actually, a diamond can be scratched my other minerals.
On the surface of a glacier :)
Yes, perhaps, if scratched by another diamond.
It has not. We have barely 'scratched the surface.'
quickly oxidation
No, you are only a pro if YOU are scratched up, sometimes, you can be a pro and not be scratched up if you are a SUPER pro
Scratched
This means that it cannot be scratched.
You may mean "excoriated," meaning scratched. Skin can demonstrate excoriation, or lines of breakdown, when it is scratched hard.
Scratched; -- said of decorative painting of a certain style, in which a white overland surface is cut or scratched through, so as to form the design from a dark ground underneath.
The word "scratched" means marked or etched on the surface.
In a way that is not attractive. "he unattractively scratched his butt"
it can't be scratched or dented easily.
coffee table is all scratched up how do i fix it