What makes those creatures survive the extinction event is a mystery.
这些生物怎么活过大灭绝的不得而知。
The mass extinction event killed off the dinosaurs and many other animal and plant species.
中找到了元素铱岩层，而这通常会被发现于小行星中。 这次灭绝事件杀光了恐龙以及许多其他动植物物种。
The third such event was followed by toad extinction.
第三次这样的现象之后随之而来的就是这种蟾蜍的灭绝。
The third such event was followed by toad extinction.
第三次这样的现象之后随之而来的就是这种蟾蜍的灭绝。
应用推荐