æèè½ï¼åå¨äºå¤§é¨åçç©ä½ä¸è¶
è¿26亿年ï¼æ¯çç©ä½èªä½å
ç«çä¸å¯ç¼ºå°çä¸é¨å,å¯å¯¹æå¤æ¥å¾®çç©çæ»å»ã
è¿äºå¸¦æ£çµè·ççè½åå¨äºç®è¤åé»è表å±ï¼å¹¶å¨èªä½å
ç«ç³»ç»æ®æ¼å¤ç§åè½çè§è²ï¼å·²è¢«è¯å®å¯¹è®¸å¤ç»èãç
æ¯ãçèæå¯çè«æç´æ¥çæå¾®çç©æ´»æ§ã
æèè½åºæ¬æèæºçï¼å©ç¨å¯¹å¾®çç©çç»èèè¿è¡æ»å»èè¾¾å°å¿«éææ»å¾®çç©çææãä½è¿æ许å¤è¯¦ç»æèæºå¶ä¾ç¶å°å¾
çæ¸
ã
温馨提示:答案为网友推荐,仅供参考