The loneliness many feel is lessened by the four legged companions we have.
四条腿的伴侣驱散了孤独。
However, for many of our four legged friends, these holidays are not fun for them.
不过，对许多四条腿的朋友来说，过这样的节日一点也不开心。
Thus, when a new baby is introduced into a family, it can be a challenging time for our beloved four legged creatures.
因此，当一个新的婴儿是引入一个家庭中，它可以是一个富有挑战性的时间，我们敬爱的四足动物。
Cats are not often noticed by people choosing a new four-legged friend.
人们在选择四条腿的新朋友时，通常不会注意到猫。
In early January 2010, another group of scientists found the oldest fossilized footprints made by a four-legged creature
在波兰东南部的圣十字山的一座废弃的采石场，（科学家）曾发现过动物脚印的化石，经鉴定，为3.95亿年前形成，比发现的最古老的四角龙（一种拥有四肢而非鳍的脊椎动物）化石要早1.8亿年。
Dog tricks and Bark Machine provides owners with helpful tips and tricks for training your four-legged friend.
训狗秘籍与吠叫机提供了大量技巧和窍门训练你四条腿的朋友。
The relationship between the local community and the bears could be described as being amicable, however neither party forget that one is the world's largest four-legged predator.
当地社区和熊之间的关系可以说很友好。然而任何一方不会忘记，一方是世界上最大的四条腿的捕食者。
Pet First Aid helps you provide the basic care and attention that your four-legged friend might need in a medical emergency.
宠物急救帮助你对狗提供基本的照顾和关注，假如你四条腿的朋友需要在一个医疗急救。
The four-legged modules have an extraordinary sense of balance, can climb steep grades and even move on icy surfaces.
这种四足的机器人模型有着卓越的平衡感，可以攀登陡峭的斜坡，甚至可在冰雪路面上行走。
Imagine the ancestors of birds as small, scaly, four-legged reptiles living in forest canopies, leaping from tree to tree.
鸟类的祖先很可能是一种具鳞的小型四足爬行动物，生活在森林的树冠上，经常从一棵树跳到另一棵树上。
This will come as a shock to many Brits, who pride themselves on loving their four-legged friends a lot more than their two-legged neighbours.
这大概会让许多英国人大吃一惊，因为他们一直以来对四条腿的朋友的热爱远胜于对两条腿的邻居，还为此感到自豪。
The animal would have been a primitive sauropod — a long-necked, four-legged grazer similar to the better known brachiosaurs.
这只恐龙很可能是原始的蜥脚类亚目动物——长颈、四条腿的食草动物，类似于我们较为熟悉的腕足类恐龙。
The difference here is that instructors are certified in both fitness and dog training, and each bootcamper happens to have a four-legged partner by their side at all times.
但这个训练营和传统训练营的区别就在于这里的教练在健身和训犬方面都需获得资格认证，每个参加训练营的人身边都有爱犬陪伴。
But for four-legged critters, it's the footpads that ultimately support the animal's weight.
但对四脚站立的动物来说，真正在这些运动中支撑身体重量的是脚垫。
But which four-legged relatives and their family traits led the transition for legless snakes?
但是，哪种具有四肢的近亲及其特征导致了向无四肢的蛇的进化呢？
Many primitive lineages went extinct as sharks and bony fish became masters of the waters and tetrapods, the four-legged animals that eventually evolved into dinosaurs and mammals, conquered the land.
许多原始生物灭绝，鲨鱼和硬骨鱼成为水域的主人，四足动物最终进化成了恐龙和哺乳动物，征服了陆地。
Based on the behavior of previous four-legged White House occupants, it is hard to draw too many conclusions.
基于白宫先前四条腿住户的行为，很难得出太多的结论。
Avoid common errors, and keep your four-legged Pal healthy and well-behaved.
我们要避开常见误区，让你的宠物朋友活泼健康。
A few other examples of his designs include a porcupine, an alligator, a potted plant, some kind of four-legged beast comprised of keyboard keys, an airplane, and more.
他的作品包括豪猪，鳄鱼，一盆花以及用键盘上的按键拼成德四脚野兽，飞机等等。
The four-legged jeans of the year 3000 will make sure you have a place to sit everywhere you go.
穿上3000年四条腿的牛仔裤，去哪都不怕没地方坐了。
The last four years have been spent designing their fleet of five planes according to new four-legged requirements, dealing with FAA regulations and setting up airport schedules.
在过去的四年里他们一直在设计执行宠物航班飞行任务的五架飞机以迎合这些四只脚乘客的需求，同时还研究联邦航空局的规章制度并制订机场时刻表。
Poinsettias are also poisonous to your four-legged friends.
猩猩木(相当于一品红)对于你的四脚碰哟也是有毒的。
He makes that abundantly clear in "Marley and Me, " a very funny valentine to all those four-legged "big, dopey, playful galumphs that seemed to love life with a passion not often seen in this world."
在《马利与我》这本书里，他将这种了解描写的淋漓尽致。 这是封有趣的匿名表白信，献给所有四条腿的“大笨块头——他们似乎对生活怀有世上罕见的热情”。
A museum that displays animals with shocking physical abnormalities in a cave near the West Bank city of Hebron will be adding its newest exhibit this week: a four-legged chicken.
希伯伦市内有一家建于山洞里的特殊博物馆，该馆专门展出各种畸形动物，那里将于本周内增加一件最新的展品：一只身上长着4条腿的鸡。
Carter Pope saw the four-legged, dog-like animal walking across an open field before he opened fire: "it had no hair at all on it," he said.
CarterPope当时看到这只四脚的、像狗一样的动物正在步行穿越一片开阔田地，随后他就开火了。
Climate change is not only affecting four-legged animals in the Arctic, but also migratory birds which have altered their breeding habits.
气候变化不仅影响在北极有四只腿的动物，还改变了候鸟的繁殖习性。
Climate change is not only affecting four-legged animals in the Arctic, but also migratory birds which have altered their breeding habits.
气候变化不仅影响在北极有四只腿的动物，还改变了候鸟的繁殖习性。
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