四足的

The large tendon in the back of the hock of a quadruped.

后腿腱四足动物跗关节后的一个大肌腱。

Quadrupedal armored herbivore of the Jurassic and Cretaceous.

侏罗纪和白垩纪的一种四足有甲食草动物。

"Any of about 3,000 species of reptile s constituting the suborder Sauria."

"蜥蜴亚目四足爬虫类的统称，约3，000种"

A tetrapod is a vertebrate with two pairs of limbs, such as an amphibian, bird or mammal.

四足动物是一种拥有两对肢的脊椎动物，比方像两栖动物、鸟类、或哺乳动物。

Shore, they encountered chal lenges that no vertebrate had ever faced be

当四足动物冒险上陆地，他们遭遇到挑战是要面对无脊椎这样的状况---这

"Any of about 3,000 species of reptile s constituting the suborder Sauria."

&蜥蜴亚目四足爬虫类的统称，约3，000种&

At the approach of spring the red squirrels got under my house,two at a time, directly under my feet as I sat reading or writing,and kept up the queerest chuckling and chirruping and vocal pirouetting and gurgling sounds that ever were heard; and when I stamped they only chirruped the louder, as if past all fear and respect in their mad pranks, defying humanity to stop them.

不多久，不仅在这些湖岸上，在每一个小山，平原和每一个洞窟中，都有霜从地里出来了，像一个四足动物从冬眠中醒了过来一样，在音乐声中寻找着海洋，或者要迁移到云中另外的地方。

However, while the four-foot separation of the market, the international four major express delivery giants - the United States FedEx and UPS, Germany DHL, the Netherlands, TNT has taken control of China's international express market share of 80%.

然而，虽然市场上四足鼎立，但国际四大快递巨头--美国 FedEx 与 UPS 、德国 DHL 、荷兰 TNT 已经控制了中国国际快递市场80%的份额。

But tetrapods, which evolved from fish, did.

但是从鱼类进化而来的四足动物却有手指。

And they concluded that fingers were pretty much invented by the first tetrapods: that is, critters with four limbs.

他们得出结论：手指基本上是第一个四足动物的发明。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。