Literature records: A thousand small thousand worlds are called "middle thousand worlds"; a thousand medium thousand worlds are called "big thousand worlds". A big thousand world, because there are small thousand, middle thousand and big thousand in it, we call it the "Three Thousand Big Thousand Worlds"
This article is similar to Strange Stories from a Chinese Studio but very different. It is basically a chapter and a story, similar to a short novel. If you feel uncomfortable, please eat it by mistake.