4 ms·

I am Czech and I would not understand what "mirror grounding" means.

• amock 13y ago
  The words "grounding" and "grinding" are not related in meaning: "grounding" refers to "ground", meaing the surface of the Earth, and "grinding" is a participle of "grind". See https://en.wiktionary.org/wiki/ground https://en.wiktionary.org/wiki/ground for details.
• sp332 13y ago
  "Ground" is the past participle of "grind" So: I grind, I am grinding, I had ground, I was grinding.