extinction event meaning in English
大灭绝
灭绝事件
生物集群灭绝
Examples
- Modern birds are the only group of mesozoic birds to have survived after the k / t extinction event , and recent ornithurine discoveries lend further support to the cenozoic origin of the modern avian groups
现生鸟类是白垩纪与第三纪之交绝灭事件发生之后的幸存类群，近来今鸟类的新发现也进一步支持了现生鸟类起源于新生代的推论。