?????????,“?????????”

????:??????????:???????

????????,??????????????????“2024 YR4”????“???????????????8??”?????

???????,???,???????????,??????????,????????“??”,??????“????”???????

?????????????

?:?(CNN)

“2024 YR4”????2024???????????12??????27????????????,????40?90??,????

??????????2025????????1?????????????,NASA????????????,?????4800??????????,?????????????,??????

????????,“2024 YR4”????????????“?????????”???“?????????”?1???,?????????,??10??

2013?????,????????????????????????20????????????????????,????,?????20????30???,?,?????,?????????7000?,???????????1000??

????:?????????