tarsus

n.踝骨；跗跖骨；睑板

The tarsus bone in her ankle is shaped like our ancestors. 她踝关节的踝骨形状像我们祖先的。

The avian tarsometatarsus distinguished from the tarsus and metatarsus of other quadruped by its unique characteristic of structure. 鸟类的跗跖骨以其独特的结构特征与其他四足动物跗骨、跗骨相区别。