And, he decided that Oscar's blades returned energy to his upper legs with more effect than a normal ankle joint.

而且，他认定奥斯卡刀片正关节更能有效地将能量返还给他大腿。

We don't need healthy ankle joint complex.

我们不需要健康关节复合。

But this new discovery had enough clues to figure it out, like those ankle joints.

但是这个新发现有足够线索来弄清楚，如那些关节。

Reduces work and energy loss compared with a healthy ankle joint.

与健康关节相, 减少了工作和能量损失。

So we're going to say compared with, A healthy ankle joint.

所以我们会说, 与健康关节相。

It also shared features with dinosaurs and crocodiles — like similar skull features as dinosaurs and the same kind of ankle joint as crocodiles.

它还与恐龙和鳄鱼具有相同特征——如与恐龙相似头骨特征和与鳄鱼相同关节。

And they had long fingers and toes that were good for grasping onto branches and tree trunks, with mobile ankle joints to help them hang on.

他们手指和脚趾很长， 很适合抓住树枝和树干，关节灵活， 可以帮助他们坚持下去。

If I couldn't use an ankle joint to achieve the range of motion that I required to mount the curb, I would have to use a different joint, like my hip.

如果我没法用关节做出足够幅度作来登上马路牙子，我就得用别关节，如我髋关节。

Let's just say compared with a healthy ankle joint, so I'm actually going to kind of get rid of this and I'm going to condense this at the end.

让我们说与健康关节相，所以我实际上要摆脱这一点，最后我要浓缩它。

But researchers hypothesize that it has to do with the pressure placed on the small bones of the wrist and ankle joints when an animal has to do more with its limbs than just paddle.

但研究人员推测，当需要用四肢做更多事情而不仅仅是划桨时，这与施加在腕关节和关节小骨头上压力有关。