Yeah, but this mistake was carved in stone!

是的，但是这个错误被刻在了石头上！

So, you can say something is carved in stone or something is written in stone.

所以，你可以说某事物被刻在石头上或某事物被写在石头上。

These vicious attacks sent through electronic means may as well be carved in stone.

这些恶意攻击的电子信息可以是犯罪的铁证。

When on a perfect level, it remained for a single moment, without tremor or variation, as though both man and rifle were carved in stone.

当处于完美的水平时， 它会保持一瞬间， 没有颤动或变化， 仿佛人和枪都是一成不变的。