1.But, you know, we’re tribal animals, pack animals.

但是你，我们是部族生物，群居动物。

2.Dogs are social pack animals who require attention and affection just like humans.

狗是社群型动物，需要被关注、被疼爱，就像类一样。

3.We're pack animals, and so to be socially attractive is important to us.

我们是群居动物，因此具有社会吸引力对我们来说很重要。

4.These pack animals are perfectly suited for extreme desert conditions.

这些驮运动物非常适合极端沙漠环境。

5.Now, we finish our show with yet another type of pack animal – the pack rat.

现在，我们用另一种pack animal——驮鼠，来结束节目。

6.They're pack animals, and they respond to the pack leader.

它们是群居动物，它们会对族群首领做出反应。机翻

7.It's obsessed with repetitive content because we're pack animals as humans.

它痴迷于重复内容， 因为我们类是群居动物。机翻

8.Velocidragons were not pack animals, and so most of them were spaced out in various places in the valley.

迅猛龙非群居动物，因此它们大多分散在山谷各处。机翻

9.Researchers have never found human footprints or the footprints of a pack animal like a horse that could drag the stones.

研究员从未发现类脚印或像马这样驮畜脚印可以拖着石头。机翻

10.By nature, cats tend to be more solitary and standoffish than dogs, which have a long evolutionary history as pack animals rather than lone hunters.

从本质上来说，猫比狗更孤独、更冷漠，而狗作为群居动物而不是孤独猎有着悠久进化历史。

11.So when rising floodwaters buried part of their village, they packed their animals on boats and headed across a lake that wasn't there just a week ago.

所以当上涨洪水淹没一部分村庄时, 他们将自己动物装运到船上越一个在一周前不存在湖泊。

12.July 11. The Don has gone ahead on one of the pack animals to spy out the land to the north of Yosemite in search of the best point for a central camp.

7 月 11 日。 唐骑着一只驮兽前去侦察优胜美地北部土地，寻找中央营地最佳地点。机翻

13.As the caravan of devout families traveled, they passed more and more ominous landmarks: human remains, picked clean by scavengers, dead and discarded pack animals, goods, and garbage that oxen were no longer strong enough to carry.

随着虔诚家庭组成大队继续行进，他们经过了越来越多不祥地标：被拾荒者拾取干净类遗骸、死去和被丢弃驮畜、牛再也扛不动货物和垃圾。

14.Five thousand years after llamas had been domesticated in the Andes, the Olmecs, Maya, Aztecs, and all other native societies of Mexico remained without pack animals and without any edible domestic mammals except for dogs.

美洲驼在安第斯山脉被驯化五千年后，奥尔梅克、玛雅、阿兹特克和墨西哥所有其他土著社会仍然没有驮畜，除了狗之外，没有任何可食用家养哺乳动物。机翻

15.On his way up from the plains he left some provisions at the Portuguese camp on Porcupine Creek near our old Yosemite camp, and I set out this morning with one of the pack animals to fetch them.

在他从平原上来路上，他在我们老优胜美地营地附近豪猪溪葡萄牙营地留下了一些食物，今天早上我带着一只驮畜出发去取它们。机翻