英语语法分析

Plants and animals from the Mesozoic era were unable to survive in the Cenozoic era.

中生代的动植物在新生代无法生存。

For years, we have assumed it was the abundant plant life of the Mesozoic that allowed these giants to thrive.

多年来，我们一直认为是中生代丰富的植物种类使这些巨型生物得以繁衍生息。

The fossil record suggests that there was an abrupt extinction of many plants and animals at the end of the Mesozoic era.

化石记录表明，在中生代末期，许多动植物突然灭绝。