Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/7e34860446c58eb48b880bccd995fa23.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 Paleocene例句_Paleocene英汉例句_Paleocene双解例句_甲百汇小鸡词典
Paleontological studies showed that modern avian groups probably first appeared in the Paleocene and experienced an explosive radiation in the early Cenozoic. 古生物学研究表明，现生鸟类的最早出现是在古新世，而爆发性辐射演化发生在新生代早期。