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2025-02-18 15:53:5767221
?????????,????“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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