Paul Sereno, a paleontologist at the University of Chicago, adding the toe claw to the skeleton of the new tyrannosaur Raptorex.

芝加哥大学古生物学家Paul Sereno正在给新发现的Raptorex暴龙的骨架上摆上脚爪。

youdao

Each foot had 5 toes. One toe on each foot had a claw.

每只脚有5个脚趾，其中的一个脚趾长着爪子。

youdao

On one toe of each front foot it had a claw and on three toes of each back foot it had claws.

每只前脚中的一个脚趾和每只后脚中的三个脚趾上有爪子。

youdao

That day, the articulated toe and claw of a Moroccan dinosaur sold for sixty-three hundred dollars.

NEWYORKER: Bones of Contention