Horner, a paleontologist at Montana State University, suspects the remains of Nanotyrranus may belong to a young Tyrannosaurusrex.
蒙大拿州立大学的古生物学家霍纳怀疑那些短暴龙的遗骸可能属于一只年轻的雷克斯霸王龙。
2
The discovery in China of what amounts to a miniature prototype of Tyrannosaurusrex calls into question theories about the dinosaur's evolution.
在中国发现的相当于小型雷克斯霸王龙原型的东西，对有关恐龙进化的理论提出了质疑。
3
The result, once natural selection had done its work over the course of millions of years, was the now familiar cast of Allosaurus and Tyrannosaurusrex.