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2025-02-17 23:15:4817905
???????????????,?????“2024 YR4”???“????????????8????”??????
??????????,?????????,??????????,??????????,?“?”,????“??”???
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??????????????????:????(CNN)
“2024 YR4”????????2024???12?????????27?????????,????????40???????????90?????????????,????????
?????????2025?????????????1?,NASA????????,????4800????????,????,??
?,“2024 YR4”????????“?????????????”???“????????”??????1????????????????????,?????????,????????10?????????
2013?,??????20????,????,??20??30????,??,????????,????????????????????????7000?,???????????1000??????????
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