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Symsium 04 (第8/17页)
n if the Anthroe could go on forever, But the ultimate fate of humans and the p depends rgely on the sun. About 5 billion years ter, Most of the hydrogen in the sun will aggregate into helium, at this time a so-called helium fsh will occur and bee a giant star, Its volume will increase to 100 times its inal size and engulf Mercury, Venus and Earth, This is the end of the earth... at this time, Nina looked at the transparent wooden rimless smart gsses, Said slowly: Cou
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