四足动物的

Since, according to Plato there are two Ideas: animal and biped, how then is man a unity?

按照亚里士多德，由于存在两种理念：四足动物与两足动物，人是如何成为统一体的？

A bone of the carpus. at or near the hind end in quadrupeds or toward the spine in primates.

四足动物身上处于或者靠近后部的，或者灵长动物身上朝向脊骨的。

With 4 sufficient kind animal, wait like panther, tiger, lion different, when major while is in the mankind to still take a station to want with standing condition C, calcaneal bore the weight with major human body, consequently, human chela palm and sufficient compare with the distance between short.

与四足类的动物，如豹子、老虎、狮子等不同，人类大部分时间处于静止和站立的状态c取站要时，脚跟承受了人体大部分的重量，因而，人类前脚掌和足跟之间的距离比较短。。。

La Boston Dynamics ha creato il "Most Advanced Quadruped Robot on Earth", BigDog, per conto della Darpa.

波士顿动力学创造了"最先进的机器人四足动物在地球上"， BigDog ，代表DARPA。

The elephant is the largest four-footed animal in the world.

大象是世界上最大的四足动物。

The elephant is the largest four-footed animal.

大象是四足动物中最大的动物。

In the case of the ovipara, such as birds and oviparous quadrupeds, the two parts of the organ are separated to a distance from one another, so that the creatures appear to be furnished with a pair of lungs; and from the windpipe, itself single, there branch off two separate parts extending to each of the two divisions of the lung.

对于卵生动物，像是鸟和卵生的四足动物，器官的两部分被分成距离较远的两部分，以至于生物呈现成对的肺；而且从气管单独来说，分成两部分，分别深入肺的两部分。

Based on the analysis of a group of gait plates of quadrupedal animals, the conformity and continuity among all gaits from crawl through gallop are revealed. A unified mathematical model of various gaits is established, which forms the basis of further study of analysis and control of gaits.

通过对四足动物步行运动步态的图片资料的分析，揭示了动物从爬行到奔跑之间各步态在时序上的一致性和在步态参数上的连续性的内在规律，建立了这些步态统一的数学模型，该模型可作为动态步行运动分析和控制的基础。

Its paramount importance is due to its having the greatest number and best-preserved fossil specimens of the lobe-finned fishes that gave rise to the first four-legged, air-breathing terrestrial vertebrates the tetrapods.

公园的重要性在于这里有大量的保存完好的鱼石螈的化石标本。鱼石螈是第一个进化为四条腿的，呼吸空气的陆地脊椎动物四足动物。

These fossils, found on Ellesmere Island in the Canadian Arctic, are the most compelling examples yet of an animal that was at the cusp of the fish-tetrapod transition.

这些化石，在北极加拿大Ellesmere海岛被发现，是在鱼向四足动物tetrapod转变的汇合点的动物的最引人注目的示例/。

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。