另一件标本上犬齿长达13厘米，前后缘有锯齿。

Another canine specimens up to 13 cm, before and after have a serrated edge.

youdao

“一开始的时候，完成一件标本的准备工作要花费我几个月的时间，”巴凯瑞尔说，她已经在实验室中工作了九年。

"When I started, it used to take me months to prepare a single specimen," said Balcarel, who has worked in the lab for nine years.

youdao

当涉及到一件新标本的鉴定和研究工作时，这些掉落的部分如牙齿和骨骼上的一点点银质就显得异常关键。

And when it comes to identifying and studying a new species, every little sliver of tooth and bone is critical.

youdao