英语语法分析

Among the remnants are rare fragments of land life that survived the same period, including part of a conifer plant and the tooth of an archosaur reptile.

在残骸中，罕有幸存的同一时期陆地生物的碎片，包括部分松树和一种爬行动物古蜥的牙齿。

The tooth of an archosaur, left, which was a direct ancestor of many dinosaurs, and the complete skeleton, including soft tissue of a horseshoe crab, right.

左图，是古蜥蜴的牙齿，它是很多恐龙的直系祖先；右图，是一个完整的马蹄蟹的头盖骨。

Dinosaurs split off early from the crocodile family tree, paleontologists suggested Wednesday, based on the discovery of a 240-million-year-old fossil "archosaur."

恐龙在很早以前就从鳄鱼家族的家谱中分化出来了，这一论点是古生物学家在周三根据新发现的二百四十万年前的祖龙化石提出的。