There were bipeds, tripeds and quadrupeds.

有两足、三足和四足动物。

" Featherless bipeds" was his official designation.

他认为人类是“没有羽毛的两足动物”。

And as you see here, beyond bipeds, a bunch of different agent types are supported.

如你所见，除了运用两条腿的，还有很多种类的运动单元我们可以选。

For most packs, these bourgeoning bipeds represented a serious threat to their territory.

对于大多数狼群来说，这些刚出现的两足动物对它们的领土构成了严重威胁。

But Albertosaurus being a biped means that it only walks on two legs.

不过阿尔伯特龙作为一只两足恐龙意味着它只用两足行走。

Would you call a human a biped, a quadruped, or both?

你会称人类为两足动物、四足动物，还是两者兼而有之？

However, biped robots are also really hard to create.

然而，双足机器人也很难创造。

But instead of being a small biped, it was 2 to 3 meters long and walked on four legs!

但它不是小型两足动物，而是有两三米长， 四足行走！

Ornithopods started off as bipeds, but the larger hadrosaurus probably walked on all four legs most of the time.

鸟脚类动物一开始是两足动物，但体型较大的鸭嘴龙可能大部分时间都是四足行走。

We went from quadrupeds to bipeds and it changed the whole mechanics of what we needed.

我们从四足动物变成了两足动物， 它改变了我们所需要的整个机制。

Bears and all animals that can, but usually don't walk on two legs can be called facultative bipeds.

熊和所有可以但通常不会用两条腿走路的动物都可以称为兼性两足动物。

Why does nature's most advanced biped need to supplement its own feet with such substantial add-on gear?

为什么自然界最先进的两足动物需要用如此大量的附加装备来补充自己的脚？

But his boss always called him a biped animal in the bin and hit him with a billy.

但他的老板总称呼他为一只箱柜里的两足动物并用一根棍棒打他。

Let's think of some of the advantages of being a biped or facultative quadruped.

让我们想想作为双足动物或兼性四足动物的一些优势。

Animals which walk on two legs are called bipeds.

用两条腿走路的动物被称为两足动物。

There's no way that they could have possibly used their arms for walking, making them obligate bipeds.

他们不可能用他们的手臂走路，使他们成为专有的两足动物。

Remember a facultative quadruped is a biped that has the option to move on four limbs, just not all the time.

请记住，兼性四足动物是一种可以用四肢移动的双足动物，只是不是一直都可以。

But even if our visitors were oxygen-breathing bipeds with shopping malls and a fondness for action movies, it is unlikely that they would find Earth ideal.

即使我们的客人是呼吸氧气的两足动物，家乡设有大卖场，喜欢看情节片，他们也很可能觉得地球不是个很理想的环境。

But one womanwoke everybody up at dawn on Wednesday because she found the tracks of a biped with a cloven hoof.

但是一名妇女在星期三黎明时分叫醒了所有人，因为她发现了一只分蹄的两足动物的足迹。

Select the advantages that a biped or facultative quadruped could gave.

选择双足动物或兼性四足动物可以提供的优势。