避免冲突可能有助于狗与人类建立更密切的联系。
Avoiding conflicts may have helped dogs develop better bonds with humans.
狗与人的工作关系可追溯到远古时代。
The working relationship between dogs and humans goes back to ancient times.
据科学家考证，狗与人类共同生活的历史可以追溯到1.2万年以前。
According to the scientists research, dogs and human common life's history can be traced back to 1.2 million years ago.
一项科学研究表明，狗也会产生嫉妒和骄傲等复杂的情感。该研究进一步揭示了狗与人之间的关系。
Dogs are prone to complex emotions such as jealousy and pride, according to scientific research that sheds new light on their relationship with humans.
比利时则被评为最适合养宠物狗的国家。在比利时，狗与人们的待遇一样，被看成是家庭成员之一。火车、商店和一些餐厅等公共场所都允许狗进入。
Belgium is the top spot for dogs as they are treated as well as humans and considered family members. Dogs are allowed on trains and in shops and restaurants.
狗逐渐认识到避免与人类发生冲突是有益的，所以可能会逐步形成这种行为。
This behavior may have evolved as dogs gradually learned they could benefit from avoiding conflicts with humans.
与小鼠相比，狗较长的生命以及狗的生殖周期使得它们与人类的生殖能力更具关联性，他说。
The long lifespan of dogs and their reproductive cycle could make them more relevant to human fertility than mice, he says.
他与人非常的亲密，也很懂得交流，他会跟着三个孩子一起玩耍，甚至会和两条狗儿睡在一起。
'he's incredibly affectionate and sociable. He follows the kids around when they are playing and even sleeps with the two dogs.
之所以用狗做实验是因为与关在严控的实验环境中的老鼠不同，狗遭受癌症折磨的方式与人类类似。
The rationale is that unlike mice and rats, which are kept in a highly regimented experimental setting, pet dogs experience cancer in a similar way to humans.
奥斯瑞德博士已经通过对狗的研究发现了基因背后与人共通的特定癌症因素，并构建出狗的族谱。
Dr Ostrander has already used dogs to track down the genes behind certain cancers that the species shares with people, and to work out the dog family tree.
我们只拍摄了那些性情稳定、脾气温和的狗，因为这些狗狗更愿意与人类和孩子们建立感情。
We only took photos with dogs that have a stable mind and good temperament, as these dogs are open to bonding with both people and children.
此后，他生活在一个相对隔绝的环境里，与人的陪伴相比，他更喜欢狗的陪伴。
After that, he lived in relative isolation, preferring the company of dogs to people.
因为狗很聪明，所以它们能利用其听觉在很多方面给与人们帮助。
And because dogs are so intelligent, they can use their sense of hearing to help people in many ways.
狗热爱朋友，咬它们的敌人(爱憎分明)。这点与人类很不同，他们不能单纯的相爱，总是爱恨交织。
Dogs love their friends and bite their enemies. Quite unlike people, who are incapable of pure love and always have to mix love and hate.
他与人非常的亲密，也很懂得交流，他会跟着三个孩子一起玩耍，甚至会和两条狗儿睡在一起。
He's incredibly affectionate and sociable. He follows the kids around when they are playing and even sleeps with the two dogs.
过去，猫狗接受的手术和护理与人存在很大不同，但这个差距正在不断缩小。
The operations and care that they can give these dogs and cats has narrowed between what they used to do and human beings.
邱吉尔曾说，狗仰头尊敬人，猫瞧不起人，猪则与人平起平坐。
Winston Churchill once observed that dogs look up to us, cats look down on us but pigs treat us as equals.
老实厚道的狗签署并发表了那项大会声明，于是开始了与人的一段美好友谊。
Dogs being guileless signed and delivered. It was the beginning of a beautiful friendship.
既然这种狗很巨大，一定要在它小的时候常与人接触。
Since this dog is so giant, be sure to socialize it very well at a young age with other people.
猫狗的癌症与人类极为相似，对猫狗癌症的研究具有极大的现实作用。
Cats and dogs is very similar to human cancer, cancer research on cats and dogs with great practical effect.
李炳春称，在克隆狗时代，研究小组已起头移植与人类疾病有关的基因，并称这将辅佐他们找到治疗帕金森症等基因疾病的体例。
The scientist said his team has started to implant human disease-related genes in the course of dog cloning, saying that will help them find new treatments for genetic diseases such as Parkinson's.
方法：选取30只新疆家狗、30只新疆绵羊，制作狗与羊冠状动脉的血管铸型标本，检验比较狗、羊与人的冠状动脉分布的差异。
Method: Coronary vascular corrosion casting was made to study the distribution of coronary arteries in 30 dogs, 30 pigs and 30 sheep in comparison with man.
方法：选取30只新疆家狗、30只新疆绵羊，制作狗与羊冠状动脉的血管铸型标本，检验比较狗、羊与人的冠状动脉分布的差异。
Method: Coronary vascular corrosion casting was made to study the distribution of coronary arteries in 30 dogs, 30 pigs and 30 sheep in comparison with man.
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