[Take a leave of absence. I have something busy in the past few days and I won't be able to update the article in time, so I'm taking a few days off. ]
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The light of civilization blooming in the science and technology tree is being wiped out by "matter".
"Material" promotes the birth of "ghost".
[Can be observed. ]
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1. The introduction is just the background of the world and has little to do with the main text.
2. No personality, no personality, no personality.
3. Explain in advance that this is a trumpet, this is a trumpet (although the author's trumpet is a hot chick with only a dozen readers)
4. This is science fiction, science fiction, science fiction that the author understands (don't ask what kind of science fiction this is, because the author doesn't know either)
5. Novice in writing, novice in writing, novice in writing.
6. This article will be updated today.
7. To be continued.